160981425
160,981,425 is an odd composite number composed of four prime numbers multiplied together.
160981425 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred twenty-six divisors.
Prime factorization of 160981425:
36 × 52 × 112 × 73
(3 × 3 × 3 × 3 × 3 × 3 × 5 × 5 × 11 × 11 × 73)See below for interesting mathematical facts about the number 160981425 from the Numbermatics database.
Names of 160981425
- Cardinal: 160981425 can be written as One hundred sixty million, nine hundred eighty-one thousand, four hundred twenty-five.
Scientific notation
- Scientific notation: 1.60981425 × 108
Factors of 160981425
Divisors of 160981425
- Number of divisors d(n): 126
-
Complete list of divisors:
1 3 5 9 11 15 25 27 33 45 55 73 75 81 99 121 135 165 219 225 243 275 297 363 365 405 495 605 657 675 729 803 825 891 1089 1095 1215 1485 1815 1825 1971 2025 2409 2475 2673 3025 3267 3285 3645 4015 4455 5445 5475 5913 6075 7227 7425 8019 8833 9075 9801 9855 12045 13365 16335 16425 17739 18225 20075 21681 22275 26499 27225 29403 29565 36135 40095 44165 49005 49275 53217 60225 65043 66825 79497 81675 88209 88695 108405 132495 147015 147825 180675 195129 200475 220825 238491 245025 266085 325215 397485 441045 443475 542025 585387 662475 715473 735075 975645 1192455 1330425 1626075 1987425 2146419 2205225 2926935 3577365 4878225 5962275 6439257 10732095 14634675 17886825 32196285 53660475 160981425
- Sum of all divisors σ(n): 333476486
- Sum of proper divisors (its aliquot sum) s(n): 172495061
- 160981425 is an abundant number, because the sum of its proper divisors (172495061) is greater than itself. Its abundance is 11513636
Bases of 160981425
- Binary: 10011001100001100001101100012
- Hexadecimal: 0x99861B1
- Base-36: 2NUE29
Squares and roots of 160981425
- 160981425 squared (1609814252) is 25915019195030625
- 160981425 cubed (1609814253) is 4171836718918382931140625
-
The
square root of 160981425 is 12687.8455617967 -
The
cube root of 160981425 is 543.9912603575
Scales and comparisons
How big is 160981425?- 160,981,425 seconds is equal to 5 years, 6 weeks, 1 day, 5 hours, 3 minutes, 45 seconds.
-
To count from 1 to 160,981,425 would take you about seven 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 160981425 cubic inches would be around 45.3 feet tall.
Recreational maths with 160981425
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