385070490
385,070,490 is an even composite number composed of six prime numbers multiplied together.
385070490 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred twenty-eight divisors.
Prime factorization of 385070490:
2 × 33 × 5 × 7 × 79 × 2579
(2 × 3 × 3 × 3 × 5 × 7 × 79 × 2579)See below for interesting mathematical facts about the number 385070490 from the Numbermatics database.
Names of 385070490
- Cardinal: 385070490 can be written as Three hundred eighty-five million, seventy thousand, four hundred ninety.
Scientific notation
- Scientific notation: 3.8507049 × 108
Factors of 385070490
Divisors of 385070490
- Number of divisors d(n): 128
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Complete list of divisors:
1 2 3 5 6 7 9 10 14 15 18 21 27 30 35 42 45 54 63 70 79 90 105 126 135 158 189 210 237 270 315 378 395 474 553 630 711 790 945 1106 1185 1422 1659 1890 2133 2370 2579 2765 3318 3555 4266 4977 5158 5530 7110 7737 8295 9954 10665 12895 14931 15474 16590 18053 21330 23211 24885 25790 29862 36106 38685 46422 49770 54159 69633 74655 77370 90265 108318 116055 139266 149310 162477 180530 203741 232110 270795 324954 348165 407482 487431 541590 611223 696330 812385 974862 1018705 1222446 1426187 1624770 1833669 2037410 2437155 2852374 3056115 3667338 4278561 4874310 5501007 6112230 7130935 8557122 9168345 11002014 12835683 14261870 18336690 21392805 25671366 27505035 38507049 42785610 55010070 64178415 77014098 128356830 192535245 385070490
- Sum of all divisors σ(n): 1188864000
- Sum of proper divisors (its aliquot sum) s(n): 803793510
- 385070490 is an abundant number, because the sum of its proper divisors (803793510) is greater than itself. Its abundance is 418723020
Bases of 385070490
- Binary: 101101111001110110101100110102
- Hexadecimal: 0x16F3B59A
- Base-36: 6D9EAI
Squares and roots of 385070490
- 385070490 squared (3850704902) is 148279282268840100
- 385070490 cubed (3850704903) is 57097975880110569038649000
-
The
square root of 385070490 is 19623.2130396631 -
The
cube root of 385070490 is 727.5230304113
Scales and comparisons
How big is 385070490?- 385,070,490 seconds is equal to 12 years, 12 weeks, 4 days, 20 hours, 1 minute, 30 seconds.
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To count from 1 to 385,070,490 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 385070490 cubic inches would be around 60.6 feet tall.
Recreational maths with 385070490
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