397129950
397,129,950 is an even composite number composed of six prime numbers multiplied together.
397129950 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 397129950:
2 × 32 × 52 × 7 × 139 × 907
(2 × 3 × 3 × 5 × 5 × 7 × 139 × 907)See below for interesting mathematical facts about the number 397129950 from the Numbermatics database.
Names of 397129950
- Cardinal: 397129950 can be written as Three hundred ninety-seven million, one hundred twenty-nine thousand, nine hundred fifty.
Scientific notation
- Scientific notation: 3.9712995 × 108
Factors of 397129950
Divisors of 397129950
- Number of divisors d(n): 144
-
Complete list of divisors:
1 2 3 5 6 7 9 10 14 15 18 21 25 30 35 42 45 50 63 70 75 90 105 126 139 150 175 210 225 278 315 350 417 450 525 630 695 834 907 973 1050 1251 1390 1575 1814 1946 2085 2502 2721 2919 3150 3475 4170 4535 4865 5442 5838 6255 6349 6950 8163 8757 9070 9730 10425 12510 12698 13605 14595 16326 17514 19047 20850 22675 24325 27210 29190 31275 31745 38094 40815 43785 45350 48650 57141 62550 63490 68025 72975 81630 87570 95235 114282 126073 136050 145950 158725 190470 204075 218925 252146 285705 317450 378219 408150 437850 476175 571410 630365 756438 882511 952350 1134657 1260730 1428525 1765022 1891095 2269314 2647533 2857050 3151825 3782190 4412555 5295066 5673285 6303650 7942599 8825110 9455475 11346570 13237665 15885198 18910950 22062775 26475330 28366425 39712995 44125550 56732850 66188325 79425990 132376650 198564975 397129950
- Sum of all divisors σ(n): 1229504640
- Sum of proper divisors (its aliquot sum) s(n): 832374690
- 397129950 is an abundant number, because the sum of its proper divisors (832374690) is greater than itself. Its abundance is 435244740
Bases of 397129950
- Binary: 101111010101110111000110111102
- Hexadecimal: 0x17ABB8DE
- Base-36: 6KFVFI
Squares and roots of 397129950
- 397129950 squared (3971299502) is 157712197187002500
- 397129950 cubed (3971299503) is 62632236983264443474875000
-
The
square root of 397129950 is 19928.1195801309 -
The
cube root of 397129950 is 735.0398423495
Scales and comparisons
How big is 397129950?- 397,129,950 seconds is equal to 12 years, 32 weeks, 4 days, 9 hours, 52 minutes, 30 seconds.
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To count from 1 to 397,129,950 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 397129950 cubic inches would be around 61.3 feet tall.
Recreational maths with 397129950
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