385813155
385,813,155 is an odd composite number composed of six prime numbers multiplied together.
385813155 is an odd composite number. It is composed of six distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 385813155:
3 × 5 × 7 × 13 × 23 × 12289
See below for interesting mathematical facts about the number 385813155 from the Numbermatics database.
Names of 385813155
- Cardinal: 385813155 can be written as Three hundred eighty-five million, eight hundred thirteen thousand, one hundred fifty-five.
Scientific notation
- Scientific notation: 3.85813155 × 108
Factors of 385813155
Divisors of 385813155
- Number of divisors d(n): 64
-
Complete list of divisors:
1 3 5 7 13 15 21 23 35 39 65 69 91 105 115 161 195 273 299 345 455 483 805 897 1365 1495 2093 2415 4485 6279 10465 12289 31395 36867 61445 86023 159757 184335 258069 282647 430115 479271 798785 847941 1118299 1290345 1413235 1978529 2396355 3354897 3674411 4239705 5591495 5935587 9892645 11023233 16774485 18372055 25720877 29677935 55116165 77162631 128604385 385813155
- Sum of all divisors σ(n): 792852480
- Sum of proper divisors (its aliquot sum) s(n): 407039325
- 385813155 is an abundant number, because the sum of its proper divisors (407039325) is greater than itself. Its abundance is 21226170
Bases of 385813155
- Binary: 101101111111100001010101000112
- Hexadecimal: 0x16FF0AA3
- Base-36: 6DPBC3
Squares and roots of 385813155
- 385813155 squared (3858131552) is 148851790571054025
- 385813155 cubed (3858131553) is 57428978947617605060698875
-
The
square root of 385813155 is 19642.1270487695 -
The
cube root of 385813155 is 727.9904417243
Scales and comparisons
How big is 385813155?- 385,813,155 seconds is equal to 12 years, 13 weeks, 6 days, 10 hours, 19 minutes, 15 seconds.
-
To count from 1 to 385,813,155 would take you about eighteen years!
This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
- A cube with a volume of 385813155 cubic inches would be around 60.7 feet tall.
Recreational maths with 385813155
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The information we have on file for 385813155 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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