31972540928
31,972,540,928 is an even composite number composed of five prime numbers multiplied together.
31972540928 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred sixty divisors.
Prime factorization of 31972540928:
29 × 19 × 31 × 97 × 1093
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 19 × 31 × 97 × 1093)See below for interesting mathematical facts about the number 31972540928 from the Numbermatics database.
Names of 31972540928
- Cardinal: 31972540928 can be written as Thirty-one billion, nine hundred seventy-two million, five hundred forty thousand, nine hundred twenty-eight.
Scientific notation
- Scientific notation: 3.1972540928 × 1010
Factors of 31972540928
Divisors of 31972540928
- Number of divisors d(n): 160
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Complete list of divisors:
1 2 4 8 16 19 31 32 38 62 64 76 97 124 128 152 194 248 256 304 388 496 512 589 608 776 992 1093 1178 1216 1552 1843 1984 2186 2356 2432 3007 3104 3686 3968 4372 4712 4864 6014 6208 7372 7936 8744 9424 9728 12028 12416 14744 15872 17488 18848 20767 24056 24832 29488 33883 34976 37696 41534 48112 49664 57133 58976 67766 69952 75392 83068 96224 106021 114266 117952 135532 139904 150784 166136 192448 212042 228532 235904 271064 279808 301568 332272 384896 424084 457064 471808 542128 559616 643777 664544 769792 848168 914128 943616 1084256 1287554 1329088 1539584 1696336 1828256 2014399 2168512 2575108 2658176 3286651 3392672 3656512 4028798 4337024 5150216 5316352 6573302 6785344 7313024 8057596 8674048 10300432 10632704 13146604 13570688 14626048 16115192 17348096 20600864 26293208 27141376 29252096 32230384 41201728 52586416 54282752 62446369 64460768 82403456 105172832 124892738 128921536 164806912 210345664 249785476 257843072 329613824 420691328 499570952 515686144 841382656 999141904 1031372288 1682765312 1998283808 3996567616 7993135232 15986270464 31972540928
- Sum of all divisors σ(n): 70193840640
- Sum of proper divisors (its aliquot sum) s(n): 38221299712
- 31972540928 is an abundant number, because the sum of its proper divisors (38221299712) is greater than itself. Its abundance is 6248758784
Bases of 31972540928
- Binary: 111011100011011011001000010000000002
- Hexadecimal: 0x771B64200
- Base-36: EORMIGW
Squares and roots of 31972540928
- 31972540928 squared (319725409282) is 1022243373392635101184
- 31972540928 cubed (319725409283) is 32683718094172811986374861258752
-
The
square root of 31972540928 is 178808.6712886149 -
The
cube root of 31972540928 is 3173.8937490727
Scales and comparisons
How big is 31972540928?- 31,972,540,928 seconds is equal to 1,016 years, 32 weeks, 4 days, 13 hours, 22 minutes, 8 seconds.
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To count from 1 to 31,972,540,928 would take you about two thousand and thirty-three 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 31972540928 cubic inches would be around 264.5 feet tall.
Recreational maths with 31972540928
- 31972540928 backwards is 82904527913
- The number of decimal digits it has is: 11
- The sum of 31972540928's digits is 50
- More coming soon!
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