18938662144000

Names of 18938662144000

• Cardinal: 18938662144000 can be written as Eighteen trillion, nine hundred thirty-eight billion, six hundred sixty-two million, one hundred forty-four thousand.

Scientific notation

• Scientific notation: 1.8938662144 × 10¹³

Factors of 18938662144000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 19254

Divisors of 18938662144000

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 40 50 53 64 73 80 100 106 125 128 146 160 200 212 250 256 265 292 320 365 400 424 500 512 530 584 640 730 800 848 1000 1024 1060 1168 1280 1325 1460 1600 1696 1825 2000 2048 2120 2336 2560 2650 2920 3200 3392 3650 3869 4000 4240 4672 5120 5300 5840 6400 6625 6784 7300 7738 8000 8480 9125 9344 10240 10600 11680 12800 13250 13568 14600 15476 16000 16960 18250 18688 19121 19345 21200 23360 25600 26500 27136 29200 30952 32000 33920 36500 37376 38242 38690 42400 46720 51200 53000 54272 58400 61904 64000 67840 73000 74752 76484 77380 84800 93440 95605 96725 106000 108544 116800 123808 128000 135680 146000 149504 152968 154760 169600 186880 191210 193450 212000 233600 247616 256000 271360 292000 305936 309520 339200 373760 382420 386900 424000 467200 478025 483625 495232 542720 584000 611872 619040 678400 747520 764840 773800 848000 934400 956050 967250 990464 1013413 1168000 1223744 1238080 1356800 1395833 1529680 1547600 1696000 1868800 1912100 1934500 1980928 2026826 2336000 2390125 2447488 2476160 2713600 2791666 3059360 3095200 3392000 3737600 3824200 3869000 3961856 4053652 4672000 4780250 4894976 4952320 5067065 5583332 6118720 6190400 6784000 6979165 7648400 7738000 7923712 8107304 9344000 9560500 9789952 9904640 10134130 11166664 12237440 12380800 13568000 13958330 15296800 15476000 16214608 18688000 19121000 19579904 19809280 20268260 22333328 24474880 24761600 25335325 27916660 30593600 30952000 32429216 34895825 38242000 39159808 39618560 40536520 44666656 48949760 49523200 50670650 55833320 61187200 61904000 64858432 69791650 73979149 76484000 81073040 89333312 97899520 99046400 101341300 111666640 122374400 123808000 126676625 129716864 139583300 147958298 152968000 162146080 174479125 178666624 195799040 198092800 202682600 223333280 244748800 247616000 253353250 259433728 279166600 295916596 305936000 324292160 348958250 357333248 369895745 405365200 446666560 489497600 495232000 506706500 518867456 558333200 591833192 611872000 648584320 697916500 714666496 739791490 810730400 893333120 978995200 990464000 1013413000 1037734912 1116666400 1183666384 1223744000 1297168640 1395833000 1429332992 1479582980 1621460800 1786666240 1849478725 2026826000 2075469824 2233332800 2367332768 2447488000 2594337280 2791666000 2858665984 2959165960 3242921600 3573332480 3698957450 4053652000 4466665600 4734665536 4894976000 5188674560 5583332000 5918331920 6485843200 7146664960 7397914900 8107304000 8933331200 9247393625 9469331072 10377349120 11166664000 11836663840 12971686400 14293329920 14795829800 16214608000 17866662400 18494787250 18938662144 22333328000 23673327680 25943372800 29591659600 32429216000 35733324800 36989574500 37877324288 44666656000 47346655360 51886745600 59183319200 64858432000 71466649600 73979149000 75754648576 89333312000 94693310720 118366638400 129716864000 147958298000 151509297152 178666624000 189386621440 236733276800 259433728000 295916596000 357333248000 378773242880 473466553600 591833192000 757546485760 946933107200 1183666384000 1893866214400 2367332768000 3787732428800 4734665536000 9469331072000 18938662144000
• Sum of all divisors σ(n): 48813202095840
• Sum of proper divisors (its aliquot sum) s(n): 29874539951840
• 18938662144000 is an abundant number, because the sum of its proper divisors (29874539951840) is greater than itself. Its abundance is 10935877807840

Bases of 18938662144000

• Binary: 100010011100110000000001110101100100000000000₂
• Hexadecimal: 0x1139803AC800
• Base-36: 6POAUGIKG

Squares and roots of 18938662144000

• 18938662144000 squared (18938662144000²) is 358672923804578676736000000
• 18938662144000 cubed (18938662144000³) is 6792785324135570638969696681984000000000
• The square root of 18938662144000 is 4351857.3211905741
• The cube root of 18938662144000 is 26655.2707884951

Scales and comparisons

• 18,938,662,144,000 seconds is equal to 602,190 years, 45 weeks, 3 days, 12 hours, 26 minutes, 40 seconds.
• To count from 1 to 18,938,662,144,000 would take you about one million, five hundred five thousand, four hundred seventy-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 18938662144000 cubic inches would be around 2221.3 feet tall.

Recreational maths with 18938662144000

• 18938662144000 backwards is 00044126683981
• The number of decimal digits it has is: 14
• The sum of 18938662144000's digits is 52
• More coming soon!