31242927872
31,242,927,872 is an even composite number composed of five prime numbers multiplied together.
31242927872 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 31242927872:
28 × 13 × 37 × 487 × 521
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 13 × 37 × 487 × 521)See below for interesting mathematical facts about the number 31242927872 from the Numbermatics database.
Names of 31242927872
- Cardinal: 31242927872 can be written as Thirty-one billion, two hundred forty-two million, nine hundred twenty-seven thousand, eight hundred seventy-two.
Scientific notation
- Scientific notation: 3.1242927872 × 1010
Factors of 31242927872
Divisors of 31242927872
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 4 8 13 16 26 32 37 52 64 74 104 128 148 208 256 296 416 481 487 521 592 832 962 974 1042 1184 1664 1924 1948 2084 2368 3328 3848 3896 4168 4736 6331 6773 7696 7792 8336 9472 12662 13546 15392 15584 16672 18019 19277 25324 27092 30784 31168 33344 36038 38554 50648 54184 61568 62336 66688 72076 77108 101296 108368 123136 124672 133376 144152 154216 202592 216736 234247 250601 253727 288304 308432 405184 433472 468494 501202 507454 576608 616864 810368 866944 936988 1002404 1014908 1153216 1233728 1620736 1733888 1873976 2004808 2029816 2306432 2467456 3298451 3747952 4009616 4059632 4612864 4934912 6596902 7495904 8019232 8119264 9387899 13193804 14991808 16038464 16238528 18775798 26387608 29983616 32076928 32477056 37551596 52775216 59967232 64153856 64954112 75103192 105550432 122042687 150206384 211100864 244085374 300412768 422201728 488170748 600825536 844403456 976341496 1201651072 1952682992 2403302144 3905365984 7810731968 15621463936 31242927872
- Sum of all divisors σ(n): 69250491072
- Sum of proper divisors (its aliquot sum) s(n): 38007563200
- 31242927872 is an abundant number, because the sum of its proper divisors (38007563200) is greater than itself. Its abundance is 6764635328
Bases of 31242927872
- Binary: 111010001100011100100111111000000002
- Hexadecimal: 0x746393F00
- Base-36: ECP8DFK
Squares and roots of 31242927872
- 31242927872 squared (312429278722) is 976120542014994448384
- 31242927872 cubed (312429278723) is 30496863688552017093341738958848
-
The
square root of 31242927872 is 176756.6911661337 -
The
cube root of 31242927872 is 3149.5649981991
Scales and comparisons
How big is 31242927872?- 31,242,927,872 seconds is equal to 993 years, 22 weeks, 1 day, 23 hours, 4 minutes, 32 seconds.
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To count from 1 to 31,242,927,872 would take you about one thousand, nine hundred eighty-six 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 31242927872 cubic inches would be around 262.5 feet tall.
Recreational maths with 31242927872
- 31242927872 backwards is 27872924213
- The number of decimal digits it has is: 11
- The sum of 31242927872's digits is 47
- More coming soon!
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