385138656
385,138,656 is an even composite number composed of five prime numbers multiplied together.
385138656 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 385138656:
25 × 32 × 7 × 73 × 2617
(2 × 2 × 2 × 2 × 2 × 3 × 3 × 7 × 73 × 2617)See below for interesting mathematical facts about the number 385138656 from the Numbermatics database.
Names of 385138656
- Cardinal: 385138656 can be written as Three hundred eighty-five million, one hundred thirty-eight thousand, six hundred fifty-six.
Scientific notation
- Scientific notation: 3.85138656 × 108
Factors of 385138656
Divisors of 385138656
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 42 48 56 63 72 73 84 96 112 126 144 146 168 219 224 252 288 292 336 438 504 511 584 657 672 876 1008 1022 1168 1314 1533 1752 2016 2044 2336 2617 2628 3066 3504 4088 4599 5234 5256 6132 7008 7851 8176 9198 10468 10512 12264 15702 16352 18319 18396 20936 21024 23553 24528 31404 36638 36792 41872 47106 49056 54957 62808 73276 73584 83744 94212 109914 125616 146552 147168 164871 188424 191041 219828 251232 293104 329742 376848 382082 439656 573123 586208 659484 753696 764164 879312 1146246 1318968 1337287 1528328 1719369 1758624 2292492 2637936 2674574 3056656 3438738 4011861 4584984 5275872 5349148 6113312 6877476 8023722 9169968 10698296 12035583 13754952 16047444 18339936 21396592 24071166 27509904 32094888 42793184 48142332 55019808 64189776 96284664 128379552 192569328 385138656
- Sum of all divisors σ(n): 1269332064
- Sum of proper divisors (its aliquot sum) s(n): 884193408
- 385138656 is an abundant number, because the sum of its proper divisors (884193408) is greater than itself. Its abundance is 499054752
Bases of 385138656
- Binary: 101101111010010111111111000002
- Hexadecimal: 0x16F4BFE0
- Base-36: 6DAUW0
Squares and roots of 385138656
- 385138656 squared (3851386562) is 148331784345486336
- 385138656 cubed (3851386563) is 57128304064902447113404416
-
The
square root of 385138656 is 19624.9498343307 -
The
cube root of 385138656 is 727.5659571051
Scales and comparisons
How big is 385138656?- 385,138,656 seconds is equal to 12 years, 12 weeks, 5 days, 14 hours, 57 minutes, 36 seconds.
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To count from 1 to 385,138,656 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 385138656 cubic inches would be around 60.6 feet tall.
Recreational maths with 385138656
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The information we have on file for 385138656 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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