31972528640
31,972,528,640 is an even composite number composed of five prime numbers multiplied together.
31972528640 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred forty divisors.
Prime factorization of 31972528640:
29 × 5 × 132 × 67 × 1103
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 13 × 13 × 67 × 1103)See below for interesting mathematical facts about the number 31972528640 from the Numbermatics database.
Names of 31972528640
- Cardinal: 31972528640 can be written as Thirty-one billion, nine hundred seventy-two million, five hundred twenty-eight thousand, six hundred forty.
Scientific notation
- Scientific notation: 3.197252864 × 1010
Factors of 31972528640
Divisors of 31972528640
- Number of divisors d(n): 240
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Complete list of divisors:
1 2 4 5 8 10 13 16 20 26 32 40 52 64 65 67 80 104 128 130 134 160 169 208 256 260 268 320 335 338 416 512 520 536 640 670 676 832 845 871 1040 1072 1103 1280 1340 1352 1664 1690 1742 2080 2144 2206 2560 2680 2704 3328 3380 3484 4160 4288 4355 4412 5360 5408 5515 6656 6760 6968 8320 8576 8710 8824 10720 10816 11030 11323 13520 13936 14339 16640 17152 17420 17648 21440 21632 22060 22646 27040 27872 28678 33280 34304 34840 35296 42880 43264 44120 45292 54080 55744 56615 57356 69680 70592 71695 73901 85760 86528 88240 90584 108160 111488 113230 114712 139360 141184 143390 147802 171520 176480 181168 186407 216320 222976 226460 229424 278720 282368 286780 295604 352960 362336 369505 372814 432640 445952 452920 458848 557440 564736 573560 591208 705920 724672 739010 745628 905840 917696 932035 960713 1114880 1147120 1182416 1411840 1449344 1478020 1491256 1811680 1835392 1864070 1921426 2229760 2294240 2364832 2823680 2898688 2956040 2982512 3623360 3670784 3728140 3842852 4588480 4729664 4803565 5797376 5912080 5965024 7246720 7341568 7456280 7685704 9176960 9459328 9607130 11824160 11930048 12489269 14493440 14912560 15371408 18353920 18918656 19214260 23648320 23860096 24978538 28986880 29825120 30742816 36707840 37837312 38428520 47296640 47720192 49957076 59650240 61485632 62446345 76857040 94593280 95440384 99914152 119300480 122971264 124892690 153714080 189186560 199828304 238600960 245942528 249785380 307428160 399656608 477201920 491885056 499570760 614856320 799313216 999141520 1229712640 1598626432 1998283040 2459425280 3197252864 3996566080 6394505728 7993132160 15986264320 31972528640
- Sum of all divisors σ(n): 84324924288
- Sum of proper divisors (its aliquot sum) s(n): 52352395648
- 31972528640 is an abundant number, because the sum of its proper divisors (52352395648) is greater than itself. Its abundance is 20379867008
Bases of 31972528640
- Binary: 111011100011011011000010010000000002
- Hexadecimal: 0x771B61200
- Base-36: EORM8ZK
Squares and roots of 31972528640
- 31972528640 squared (319725286402) is 1022242587635620249600
- 31972528640 cubed (319725286403) is 32683680410207578314499948544000
-
The
square root of 31972528640 is 178808.6369278621 -
The
cube root of 31972528640 is 3173.8933424659
Scales and comparisons
How big is 31972528640?- 31,972,528,640 seconds is equal to 1,016 years, 32 weeks, 4 days, 9 hours, 57 minutes, 20 seconds.
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To count from 1 to 31,972,528,640 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 31972528640 cubic inches would be around 264.5 feet tall.
Recreational maths with 31972528640
- 31972528640 backwards is 04682527913
- The number of decimal digits it has is: 11
- The sum of 31972528640's digits is 47
- More coming soon!
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