The second is the SI base unit of time, defined by the fixed value of the cesium-133 hyperfine transition frequency: exactly 9,192,631,770 cycles.

What is a Attosecond?

The attosecond is a unit of time equal to 10⁻¹⁸ seconds — one quintillionth of a second.

Where is Second used in everyday life?

All timekeeping — clocks, timers, stopwatches, cooking, traffic lights, music tempo (BPM), and heartbeat monitoring.

What are common mistakes when converting Second?

Using 'sec' instead of 's' in scientific writing. Also, assuming all seconds are exactly equal — leap seconds exist to correct for Earth's slowing rotation.

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Second to Attosecond

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"1" Second

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Second (s)

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Picosecond(ps)Copy Answer
Femtosecond(fs)Copy Answer
Attosecond(as)Copy Answer
Nanosecond(ns)Copy Answer
Microsecond(µs)Copy Answer
Millisecond(ms)Copy Answer
Minute(min)Copy Answer
Hour(h)Copy Answer
Day(d)Copy Answer
Week(wk)Copy Answer
Fortnight(fn)Copy Answer
Month (Average)(mo)Copy Answer
Month (Synodic)(mo (syn))Copy Answer
Year (365 days)(yr)Copy Answer
Year (Julian)(yr (Jul))Copy Answer
Year (Leap)(yr (Leap))Copy Answer
Year (Tropical)(yr (Trop))Copy Answer
Year (Sidereal)(yr (Sid))Copy Answer
Day (Sidereal)(d (Sid))Copy Answer
Hour (Sidereal)(h (Sid))Copy Answer
Minute (Sidereal)(min (Sid))Copy Answer
Second (Sidereal)(s (Sid))Copy Answer
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Planck Time(tₚ)Copy Answer

27 conversions shown

How to Convert Second to Attosecond

To convert seconds to minutes: divide by 60. To convert to hours: divide by 3,600. To milliseconds: multiply by 1,000.

1 s = 1,000 ms = 10⁶ µs = 10⁹ ns. There are 60 seconds in a minute and 86,400 in a day.

For example, 1 Second (s) = 1.000000e+18 Attosecond (as).

Second to Attosecond — Common Values

Quick reference conversion table showing common Second to Attosecond values for time measurement
Second (s)	Attosecond (as)
0.001	1.000000e+15
0.01	1.000000e+16
0.1	1.000000e+17
0.5	5.000000e+17
1	1.000000e+18
2	2.000000e+18
5	5.000000e+18
10	1.000000e+19
15	1.500000e+19
25	2.500000e+19
50	5.000000e+19
75	7.500000e+19
100	1.000000e+20
250	2.500000e+20
500	5.000000e+20
750	7.500000e+20
1000	1.000000e+21