385772868
385,772,868 is an even composite number composed of five prime numbers multiplied together.
385772868 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred twenty divisors.
Prime factorization of 385772868:
22 × 34 × 13 × 67 × 1367
(2 × 2 × 3 × 3 × 3 × 3 × 13 × 67 × 1367)See below for interesting mathematical facts about the number 385772868 from the Numbermatics database.
Names of 385772868
- Cardinal: 385772868 can be written as Three hundred eighty-five million, seven hundred seventy-two thousand, eight hundred sixty-eight.
Scientific notation
- Scientific notation: 3.85772868 × 108
Factors of 385772868
Divisors of 385772868
- Number of divisors d(n): 120
-
Complete list of divisors:
1 2 3 4 6 9 12 13 18 26 27 36 39 52 54 67 78 81 108 117 134 156 162 201 234 268 324 351 402 468 603 702 804 871 1053 1206 1367 1404 1742 1809 2106 2412 2613 2734 3484 3618 4101 4212 5226 5427 5468 7236 7839 8202 10452 10854 12303 15678 16404 17771 21708 23517 24606 31356 35542 36909 47034 49212 53313 70551 71084 73818 91589 94068 106626 110727 141102 147636 159939 183178 213252 221454 274767 282204 319878 366356 442908 479817 549534 639756 824301 959634 1099068 1190657 1439451 1648602 1919268 2381314 2472903 2878902 3297204 3571971 4762628 4945806 5757804 7143942 7418709 9891612 10715913 14287884 14837418 21431826 29674836 32147739 42863652 64295478 96443217 128590956 192886434 385772868
- Sum of all divisors σ(n): 1103078592
- Sum of proper divisors (its aliquot sum) s(n): 717305724
- 385772868 is an abundant number, because the sum of its proper divisors (717305724) is greater than itself. Its abundance is 331532856
Bases of 385772868
- Binary: 101101111111001101101010001002
- Hexadecimal: 0x16FE6D44
- Base-36: 6DOG90
Squares and roots of 385772868
- 385772868 squared (3857728682) is 148820705684945424
- 385772868 cubed (3857728683) is 57410990449865300639956032
-
The
square root of 385772868 is 19641.1014966063 -
The
cube root of 385772868 is 727.9651016761
Scales and comparisons
How big is 385772868?- 385,772,868 seconds is equal to 12 years, 13 weeks, 5 days, 23 hours, 7 minutes, 48 seconds.
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To count from 1 to 385,772,868 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 385772868 cubic inches would be around 60.7 feet tall.
Recreational maths with 385772868
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