How do you convert picoseconds to nanoseconds?

To convert picoseconds (ps) to nanoseconds (ns), multiply the time in picoseconds by 0.001 (nanoseconds = picoseconds × 0.001).

What is 5 picoseconds in nanoseconds?

5 picoseconds (5 ps) is equal to 0.005 nanoseconds (0.005 ns).

Which is larger, 1 picosecond (ps) or 1 nanosecond (ns)?

One nanosecond (ns) is larger than one picosecond (ps). Specifically, 1 ns equals 1,000 ps, while 1 ps is 0.001 ns.

How do I convert back from nanoseconds (ns) to picoseconds (ps)?

To reverse the calculation from ns to ps, multiply your nanosecond value by the inverse factor 1,000 (or divide by 0.001). You can also click the Swap button in the tool above to flip directions in one click.

How many decimal places should I round ps to ns results to?

For everyday comparisons and quick estimates, rounding to 2 decimal places is usually sufficient (for example, 5 ps ≈ 0.01 ns). For engineering, laboratory, or machining specifications, select 4 or 6 decimals—or Scientific (10ⁿ) mode—in the calculator toolbar above.

Picoseconds to Nanoseconds Converter

Enter the time in picoseconds below to convert it to nanoseconds.

Nanoseconds to Picoseconds (ns → ps)

Convert Picoseconds to Nanoseconds

Enter a value in picoseconds (ps) to convert to nanoseconds (ns).

Value (ps)

From

Result

•

0.005nanoseconds

5 ps = 0.005 ns

Result updates automatically

Get Widget

Suggested Conversions

Reference:NIST OWM (SI Units — Time)

[1–3] ↓

Picosecond to Nanosecond Conversion Table

Table showing various picosecond measurements converted to nanoseconds. Click any preset value or arrow to load it into the converter.

Picoseconds (ps)	Nanoseconds (ns)
1 ps	0.001 ns
2 ps	0.002 ns
2.5 ps	0.0025 ns
5 ps	0.005 ns
10 ps	0.01 ns
15 ps	0.015 ns
20 ps	0.02 ns
25 ps	0.025 ns
30 ps	0.03 ns
50 ps	0.05 ns

How to Convert Picoseconds to Nanoseconds

To convert picoseconds to nanoseconds, multiply the time by the following conversion ratio: 0.001 nanoseconds/picosecond.

Since one picosecond is equal to 0.001 nanoseconds, you can use this simple formula to convert:

nanoseconds = picoseconds × 0.001

The time in nanoseconds is equal to the time in picoseconds multiplied by 0.001.

For example, here's how to convert 5 picoseconds to nanoseconds using the formula above.

nanoseconds = (5 ps × 0.001) = 0.005 ns

How Many Nanoseconds Are in a Picosecond?

There are 0.001 nanoseconds in a picosecond, which is why we use this value in the formula above.

1 ps = 0.001 ns|1 ns = 1,000 ps

Our picosecond to nanosecond calculator automatically converts your time measurements with full decimal and scientific precision across US customary, imperial, and SI metric standards.

Picoseconds and nanoseconds are both units used to measure time. Keep reading to learn more about each unit.

What Is a Picosecond?

A picosecond is a unit of time equal to 1/1,000,000,000,000 of a second (1e-12 s). One-trillionth of a second (10⁻¹² s). [1]

The picosecond is classified as a metric and SI-compatible unit of time. Picoseconds can be abbreviated as ps; for example, 1 picosecond can be written as 1 ps.

In the metric system, "pico" is the standard SI prefix for trillionths, or 10⁻¹². This makes the picosecond (ps) a convenient decimal multiple of the second (s).

In practice, picoseconds (ps) are widely used across fine-tolerance laboratory, analytical, and micro-scale time measurements within SI metric workflows, engineering documentation, and technical data sheets.

Learn more about picoseconds in our Time Converter.

What Is a Nanosecond?

A nanosecond is a unit of time equal to 1/1,000,000,000 of a second (1e-9 s). One-billionth of a second (10⁻⁹ s), used in RAM and CPU clock cycles. [2]

The nanosecond is classified as a metric and SI-compatible unit of time. Nanoseconds can be abbreviated as ns; for example, 1 nanosecond can be written as 1 ns.

In the metric system, "nano" is the standard SI prefix for billionths, or 10⁻⁹. This makes the nanosecond (ns) a convenient decimal multiple of the second (s).

In practice, nanoseconds (ns) are widely used across fine-tolerance laboratory, analytical, and micro-scale time measurements within SI metric workflows, engineering documentation, and technical data sheets.

Learn more about nanoseconds in our Time Converter.

When converting time between picoseconds (ps) and nanoseconds (ns), keep full floating-point precision (1 ps = 0.001 ns; 1 ns = 1,000 ps) during intermediate calculations and round only the final nanosecond figure to match your instrument tolerance.

More Picosecond & Nanosecond Conversions

Need to calculate in the opposite direction? Use our nanoseconds to picoseconds calculator to switch your starting unit immediately. You can also explore related tools such as converting nanoseconds to picoseconds, converting seconds to minutes, or converting seconds to milliseconds.

Convert from Picoseconds

Convert to Nanoseconds

Frequently Asked Questions

There are 0.001 nanoseconds (ns) in 1 picosecond (ps). Conversely, 1 nanosecond (ns) is equal to 1,000 picoseconds (ps).

Time Converter

Quick Info

Direct Factor: 1 picosecond (ps) equals 0.001 nanoseconds (ns).
Inverse Factor: 1 nanosecond (ns) equals 1,000 picoseconds (ps).
Formula: nanoseconds = picoseconds ÷ 1000.
Verified Precision: Anchored to official NIST SP 811 and ISO/IEC 80000 standards.

Units Comparison

Picosecond (ps)

One-trillionth of a second (10⁻¹² s).

Nanosecond (ns)

One-billionth of a second (10⁻⁹ s), used in RAM and CPU clock cycles.

Second (s)

Base SI unit of time.

References

[1]NIST OWM · SI Units — Time
Source
[2]BIPM · SI Base Unit: Second (s)
Source
[3]NIST CUU · Non-SI Units Accepted for Use (min, h, d)
Source

Related Categories

Add This Calculator to Your Site

Free HTML widget · 4 embed formats

Embed the interactive Picoseconds to Nanoseconds converter on your blog, classroom, or documentation page.

Customize & Get Embed Code

References

NIST · BIPM · ISO

[1]
NIST OWM (SI Units — Time)·Time Metrology Standard — Picoseconds (ps) to Nanoseconds (ns)
NIST OWM Standard
[2]
BIPM (SI Base Unit: Second (s))·Unit Specifications: Picosecond (ps) & Nanosecond (ns)
BIPM Specification
[3]
NIST CUU (Non-SI Units Accepted for Use (min, h, d))·Conversion Factors & Mathematical Basis (ps to ns)
NIST CUU Reference

Measurement Navigator78 Categories9 Scientific Domains

Browse All 78 Measurement Categories

A–Z Directory →Sitemap

Common ConvertersEveryday metric, imperial, and US customary converters for length, weight, volume, temperature, area, pressure, energy, speed, time, and data.