12931585520
12,931,585,520 is an even composite number composed of six prime numbers multiplied together.
12931585520 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred sixty divisors.
Prime factorization of 12931585520:
24 × 5 × 7 × 31 × 577 × 1291
(2 × 2 × 2 × 2 × 5 × 7 × 31 × 577 × 1291)See below for interesting mathematical facts about the number 12931585520 from the Numbermatics database.
Names of 12931585520
- Cardinal: 12931585520 can be written as Twelve billion, nine hundred thirty-one million, five hundred eighty-five thousand, five hundred twenty.
Scientific notation
- Scientific notation: 1.293158552 × 1010
Factors of 12931585520
Divisors of 12931585520
- Number of divisors d(n): 160
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Complete list of divisors:
1 2 4 5 7 8 10 14 16 20 28 31 35 40 56 62 70 80 112 124 140 155 217 248 280 310 434 496 560 577 620 868 1085 1154 1240 1291 1736 2170 2308 2480 2582 2885 3472 4039 4340 4616 5164 5770 6455 8078 8680 9037 9232 10328 11540 12910 16156 17360 17887 18074 20195 20656 23080 25820 32312 35774 36148 40021 40390 45185 46160 51640 64624 71548 72296 80042 80780 89435 90370 103280 125209 143096 144592 160084 161560 178870 180740 200105 250418 280147 286192 320168 323120 357740 361480 400210 500836 560294 626045 640336 715480 722960 744907 800420 1001672 1120588 1252090 1400735 1430960 1489814 1600840 2003344 2241176 2504180 2801470 2979628 3201680 3724535 4482352 5008360 5214349 5602940 5959256 7449070 10016720 10428698 11205880 11918512 14898140 20857396 22411760 23092117 26071745 29796280 41714792 46184234 52143490 59592560 83429584 92368468 104286980 115460585 161644819 184736936 208573960 230921170 323289638 369473872 417147920 461842340 646579276 808224095 923684680 1293158552 1616448190 1847369360 2586317104 3232896380 6465792760 12931585520
- Sum of all divisors σ(n): 35558486016
- Sum of proper divisors (its aliquot sum) s(n): 22626900496
- 12931585520 is an abundant number, because the sum of its proper divisors (22626900496) is greater than itself. Its abundance is 9695314976
Bases of 12931585520
- Binary: 11000000101100100001010101111100002
- Hexadecimal: 0x302C855F0
- Base-36: 5XV4R8W
Squares and roots of 12931585520
- 12931585520 squared (129315855202) is 167225904061073670400
- 12931585520 cubed (129315855203) is 2162496079525089471797892608000
-
The
square root of 12931585520 is 113717.1294045009 -
The
cube root of 12931585520 is 2347.2026784721
Scales and comparisons
How big is 12931585520?- 12,931,585,520 seconds is equal to 411 years, 9 weeks, 4 days, 3 hours, 5 minutes, 20 seconds.
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To count from 1 to 12,931,585,520 would take you about eight hundred twenty-two 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 12931585520 cubic inches would be around 195.6 feet tall.
Recreational maths with 12931585520
- 12931585520 backwards is 02558513921
- The number of decimal digits it has is: 11
- The sum of 12931585520's digits is 41
- More coming soon!
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