12387403872
12,387,403,872 is an even composite number composed of five prime numbers multiplied together.
12387403872 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 12387403872:
25 × 34 × 17 × 73 × 3851
(2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 17 × 73 × 3851)See below for interesting mathematical facts about the number 12387403872 from the Numbermatics database.
Names of 12387403872
- Cardinal: 12387403872 can be written as Twelve billion, three hundred eighty-seven million, four hundred three thousand, eight hundred seventy-two.
Scientific notation
- Scientific notation: 1.2387403872 × 1010
Factors of 12387403872
Divisors of 12387403872
- Number of divisors d(n): 240
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Complete list of divisors:
1 2 3 4 6 8 9 12 16 17 18 24 27 32 34 36 48 51 54 68 72 73 81 96 102 108 136 144 146 153 162 204 216 219 272 288 292 306 324 408 432 438 459 544 584 612 648 657 816 864 876 918 1168 1224 1241 1296 1314 1377 1632 1752 1836 1971 2336 2448 2482 2592 2628 2754 3504 3672 3723 3851 3942 4896 4964 5256 5508 5913 7008 7344 7446 7702 7884 9928 10512 11016 11169 11553 11826 14688 14892 15404 15768 19856 21024 22032 22338 23106 23652 29784 30808 31536 33507 34659 39712 44064 44676 46212 47304 59568 61616 63072 65467 67014 69318 89352 92424 94608 100521 103977 119136 123232 130934 134028 138636 178704 184848 189216 196401 201042 207954 261868 268056 277272 281123 311931 357408 369696 392802 402084 415908 523736 536112 554544 562246 589203 623862 785604 804168 831816 843369 1047472 1072224 1109088 1124492 1178406 1247724 1571208 1608336 1663632 1686738 1767609 2094944 2248984 2356812 2495448 2530107 3142416 3216672 3327264 3373476 3535218 4497968 4713624 4779091 4990896 5060214 5302827 6284832 6746952 7070436 7590321 8995936 9427248 9558182 9981792 10120428 10605654 13493904 14140872 14337273 15180642 18854496 19116364 20240856 21211308 22770963 26987808 28281744 28674546 30361284 38232728 40481712 42422616 43011819 45541926 56563488 57349092 60722568 76465456 80963424 84845232 86023638 91083852 114698184 121445136 129035457 152930912 169690464 172047276 182167704 229396368 242890272 258070914 344094552 364335408 387106371 458792736 516141828 688189104 728670816 774212742 1032283656 1376378208 1548425484 2064567312 3096850968 4129134624 6193701936 12387403872
- Sum of all divisors σ(n): 39112576272
- Sum of proper divisors (its aliquot sum) s(n): 26725172400
- 12387403872 is an abundant number, because the sum of its proper divisors (26725172400) is greater than itself. Its abundance is 14337768528
Bases of 12387403872
- Binary: 10111000100101100011001000011000002
- Hexadecimal: 0x2E258C860
- Base-36: 5OV5200
Squares and roots of 12387403872
- 12387403872 squared (123874038722) is 153447774688040592384
- 12387403872 cubed (123874038723) is 1900819558320417626190735310848
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The
square root of 12387403872 is 111298.7146017419 -
The
cube root of 12387403872 is 2313.8050562041
Scales and comparisons
How big is 12387403872?- 12,387,403,872 seconds is equal to 393 years, 45 weeks, 5 days, 17 hours, 31 minutes, 12 seconds.
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To count from 1 to 12,387,403,872 would take you about seven hundred eighty-seven 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 12387403872 cubic inches would be around 192.8 feet tall.
Recreational maths with 12387403872
- 12387403872 backwards is 27830478321
- The number of decimal digits it has is: 11
- The sum of 12387403872's digits is 45
- More coming soon!
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