31945023740
31,945,023,740 is an even composite number composed of six prime numbers multiplied together.
31945023740 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 31945023740:
22 × 5 × 73 × 37 × 127 × 991
(2 × 2 × 5 × 7 × 7 × 7 × 37 × 127 × 991)See below for interesting mathematical facts about the number 31945023740 from the Numbermatics database.
Names of 31945023740
- Cardinal: 31945023740 can be written as Thirty-one billion, nine hundred forty-five million, twenty-three thousand, seven hundred forty.
Scientific notation
- Scientific notation: 3.194502374 × 1010
Factors of 31945023740
Divisors of 31945023740
- Number of divisors d(n): 192
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Complete list of divisors:
1 2 4 5 7 10 14 20 28 35 37 49 70 74 98 127 140 148 185 196 245 254 259 343 370 490 508 518 635 686 740 889 980 991 1036 1270 1295 1372 1715 1778 1813 1982 2540 2590 3430 3556 3626 3964 4445 4699 4955 5180 6223 6860 6937 7252 8890 9065 9398 9910 12446 12691 13874 17780 18130 18796 19820 23495 24892 25382 27748 31115 32893 34685 36260 36667 43561 46990 48559 50764 62230 63455 65786 69370 73334 87122 93980 97118 124460 125857 126910 131572 138740 146668 164465 174244 183335 194236 217805 230251 242795 251714 253820 256669 328930 339913 366670 435610 460502 485590 503428 513338 629285 657860 679826 733340 871220 880999 921004 971180 1026676 1151255 1258570 1283345 1359652 1611757 1699565 1761998 1796683 2302510 2517140 2566690 3223514 3399130 3523996 3593366 4404995 4605020 4656709 5133380 6166993 6447028 6798260 7186732 8058785 8809990 8983415 9313418 12333986 12576781 16117570 17619980 17966830 18626836 23283545 24667972 25153562 30834965 32235140 32596963 35933660 43168951 46567090 50307124 61669930 62883905 65193926 86337902 93134180 123339860 125767810 130387852 162984815 172675804 215844755 228178741 251535620 325969630 431689510 456357482 651939260 863379020 912714964 1140893705 1597251187 2281787410 3194502374 4563574820 6389004748 7986255935 15972511870 31945023740
- Sum of all divisors σ(n): 81061478400
- Sum of proper divisors (its aliquot sum) s(n): 49116454660
- 31945023740 is an abundant number, because the sum of its proper divisors (49116454660) is greater than itself. Its abundance is 17171430920
Bases of 31945023740
- Binary: 111011100000001001001100000111111002
- Hexadecimal: 0x7701260FC
- Base-36: EOB8Q2K
Squares and roots of 31945023740
- 31945023740 squared (319450237402) is 1020484541749163587600
- 31945023740 cubed (319450237403) is 32599402912480051931025569624000
-
The
square root of 31945023740 is 178731.7088263859 -
The
cube root of 31945023740 is 3172.9829498279
Scales and comparisons
How big is 31945023740?- 31,945,023,740 seconds is equal to 1,015 years, 39 weeks, 1 day, 1 hour, 42 minutes, 20 seconds.
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To count from 1 to 31,945,023,740 would take you about two thousand and thirty-one 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 31945023740 cubic inches would be around 264.4 feet tall.
Recreational maths with 31945023740
- 31945023740 backwards is 04732054913
- The number of decimal digits it has is: 11
- The sum of 31945023740's digits is 38
- More coming soon!
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