12438643285640
12,438,643,285,640 is an even composite number composed of six prime numbers multiplied together.
12438643285640 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 12438643285640:
23 × 5 × 112 × 132 × 1093 × 13913
(2 × 2 × 2 × 5 × 11 × 11 × 13 × 13 × 1093 × 13913)See below for interesting mathematical facts about the number 12438643285640 from the Numbermatics database.
Names of 12438643285640
- Cardinal: 12438643285640 can be written as Twelve trillion, four hundred thirty-eight billion, six hundred forty-three million, two hundred eighty-five thousand, six hundred forty.
Scientific notation
- Scientific notation: 1.243864328564 × 1013
Factors of 12438643285640
Divisors of 12438643285640
- Number of divisors d(n): 288
-
Complete list of divisors:
1 2 4 5 8 10 11 13 20 22 26 40 44 52 55 65 88 104 110 121 130 143 169 220 242 260 286 338 440 484 520 572 605 676 715 845 968 1093 1144 1210 1352 1430 1573 1690 1859 2186 2420 2860 3146 3380 3718 4372 4840 5465 5720 6292 6760 7436 7865 8744 9295 10930 12023 12584 13913 14209 14872 15730 18590 20449 21860 24046 27826 28418 31460 37180 40898 43720 48092 55652 56836 60115 62920 69565 71045 74360 81796 96184 102245 111304 113672 120230 132253 139130 142090 153043 156299 163592 180869 184717 204490 240460 264506 278260 284180 306086 312598 361738 369434 408980 480920 529012 556520 568360 612172 625196 661265 723476 738868 765215 781495 817960 904345 923585 1058024 1224344 1250392 1322530 1446952 1477736 1530430 1562990 1683473 1719289 1808690 1847170 1989559 2031887 2351297 2645060 3060860 3125980 3366946 3438578 3617380 3694340 3979118 4063774 4702594 5290120 6121720 6251960 6733892 6877156 7234760 7388680 7958236 8127548 8417365 8596445 9405188 9947795 10159435 11756485 13467784 13754312 15206909 15916472 16255096 16834730 17192890 18810376 19895590 20318870 21885149 22350757 23512970 25864267 30413818 33669460 34385780 39791180 40637740 43770298 44701514 47025940 51728534 60827636 67338920 68771560 76034545 79582360 81275480 87540596 89403028 94051880 103457068 109425745 111753785 121655272 129321335 152069090 167275999 175081192 178806056 197689817 206914136 218851490 223507570 258642670 284506937 304138180 334551998 395379634 437702980 447015140 517285340 569013874 608276360 669103996 790759268 836379995 875405960 894030280 988449085 1034570680 1138027748 1338207992 1422534685 1581518536 1672759990 1840035989 1976898170 2174587987 2276055496 2569967621 2845069370 3345519980 3680071978 3953796340 4349175974 5139935242 5690138740 6691039960 7360143956 7907592680 8698351948 9200179945 10279870484 10872939935 11380277480 12849838105 14720287912 17396703896 18400359890 20559740968 21745879870 23920467857 25699676210 28269643831 36800719780 43491759740 47840935714 51399352420 56539287662 73601439560 86983519480 95681871428 102798704840 113078575324 119602339285 141348219155 191363742856 226157150648 239204678570 282696438310 310966082141 478409357140 565392876620 621932164282 956818714280 1130785753240 1243864328564 1554830410705 2487728657128 3109660821410 6219321642820 12438643285640
- Sum of all divisors σ(n): 33343759217160
- Sum of proper divisors (its aliquot sum) s(n): 20905115931520
- 12438643285640 is an abundant number, because the sum of its proper divisors (20905115931520) is greater than itself. Its abundance is 8466472645880
Bases of 12438643285640
- Binary: 101101010000000110001110101000011110100010002
- Hexadecimal: 0xB5018EA1E88
- Base-36: 4EQ8F20LK
Squares and roots of 12438643285640
- 12438643285640 squared (124386432856402) is 154719846787397054630209600
- 12438643285640 cubed (124386432856403) is 1924504983397305898148768914145870144000
-
The
square root of 12438643285640 is 3526846.0819321279 -
The
cube root of 12438643285640 is 23169.9095164833
Scales and comparisons
How big is 12438643285640?- 12,438,643,285,640 seconds is equal to 395,510 years, 19 weeks, 5 days, 18 hours, 27 minutes, 20 seconds.
-
To count from 1 to 12,438,643,285,640 would take you about nine hundred eighty-eight thousand, seven hundred seventy-five 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 12438643285640 cubic inches would be around 1930.8 feet tall.
Recreational maths with 12438643285640
- 12438643285640 backwards is 04658234683421
- The number of decimal digits it has is: 14
- The sum of 12438643285640's digits is 56
- More coming soon!
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