18955752395370912

Names of 18955752395370912

• Cardinal: 18955752395370912 can be written as Eighteen quadrillion, nine hundred fifty-five trillion, seven hundred fifty-two billion, three hundred ninety-five million, three hundred seventy thousand, nine hundred twelve.

Scientific notation

• Scientific notation: 1.8955752395370912 × 10¹⁶

Factors of 18955752395370912

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 665200

Divisors of 18955752395370912

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 24 27 32 33 36 44 48 54 66 72 81 88 96 99 108 132 144 162 176 198 216 243 264 288 297 324 352 396 432 486 528 594 648 729 792 864 891 972 1056 1188 1296 1458 1584 1782 1944 2376 2592 2673 2916 3168 3564 3888 4752 5346 5832 7128 7776 8019 9504 10692 11664 14256 16038 21384 23328 28512 32076 42768 64152 85536 128304 140897 256608 281794 422691 524287 563588 845382 1048574 1127176 1268073 1549867 1572861 1690764 2097148 2254352 2536146 3099734 3145722 3381528 3804219 4194296 4508704 4649601 4718583 5072292 5767157 6199468 6291444 6763056 7608438 8388592 9299202 9437166 10144584 11412657 11534314 12398936 12582888 13526112 13948803 14155749 15216876 16777184 17301471 18598404 18874332 20289168 22825314 23068628 24797872 25165776 27897606 28311498 30433752 34237971 34602942 37196808 37748664 40578336 41846409 42467247 45650628 46137256 49595744 50331552 51904413 55795212 56622996 60867504 68475942 69205884 74393616 75497328 83692818 84934494 91301256 92274512 102713913 103808826 111590424 113245992 121735008 125539227 127401741 136951884 138411768 148787232 150994656 155713239 167385636 169868988 182602512 184549024 205427826 207617652 223180848 226491984 251078454 254803482 273903768 276823536 311426478 334771272 339737976 365205024 376617681 382205223 410855652 415235304 446361696 452983968 467139717 502156908 509606964 547807536 553647072 622852956 669542544 679475952 753235362 764410446 821711304 830470608 934279434 1004313816 1019213928 1095615072 1129853043 1245705912 1339085088 1358951904 1401419151 1506470724 1528820892 1643422608 1660941216 1868558868 2008627632 2038427856 2259706086 2491411824 2802838302 3012941448 3057641784 3286845216 3737117736 4017255264 4076855712 4204257453 4519412172 4982823648 5605676604 6025882896 6115283568 7474235472 8408514906 9038824344 11211353208 12051765792 12230567136 14948470944 16817029812 18077648688 22422706416 33634059624 36155297376 44845412832 67268119248 73870465439 134536238496 147740930878 221611396317 295481861756 443222792634 590963723512 664834188951 812575119829 886445585268 1181927447024 1329668377902 1625150239658 1772891170536 1994502566853 2363854894048 2437725359487 2659336755804 3250300479316 3545782341072 3989005133706 4875450718974 5318673511608 5983507700559 6500600958632 7091564682144 7313176078461 7978010267412 9750901437948 10637347023216 11967015401118 13001201917264 14626352156922 15956020534824 17950523101677 19501802875896 21274694046432 21939528235383 23934030802236 26002403834528 29252704313844 31912041069648 35901046203354 39003605751792 43879056470766 47868061604472 53851569305031 58505408627688 63824082139296 65818584706149 71802092406708 78007211503584 87758112941532 95736123208944 107703138610062 117010817255376 131637169412298 143604184813416 175516225883064 191472246417888 197455754118447 215406277220124 234021634510752 263274338824596 287208369626832 351032451766128 394911508236894 430812554440248 526548677649192 574416739253664 592367262355341 702064903532256 789823016473788 861625108880496 1053097355298384 1184734524710682 1579646032947576 1723250217760992 2106194710596768 2369469049421364 3159292065895152 4738938098842728 6318584131790304 9477876197685456 18955752395370912
• Sum of all divisors σ(n): 61040306203656192
• Sum of proper divisors (its aliquot sum) s(n): 42084553808285280
• 18955752395370912 is an abundant number, because the sum of its proper divisors (42084553808285280) is greater than itself. Its abundance is 23128801412914368

Bases of 18955752395370912

• Binary: 1000011010110000010100000000111111110011111000110100000₂
• Hexadecimal: 0x43582807F9F1A0
• Base-36: 56N94FL6I00

Squares and roots of 18955752395370912

• 18955752395370912 squared (18955752395370912²) is 359320548874610068089806055711744
• 18955752395370912 cubed (18955752395370912³) is 6811191355035880656308633585218720901363034390528
• The square root of 18955752395370912 is 137679891.0348599601
• The cube root of 18955752395370912 is 266632.8628461413

Scales and comparisons

• 18,955,752,395,370,912 seconds is equal to 602,734,292 years, 9 weeks, 2 days, 19 hours, 55 minutes, 12 seconds.
• To count from 1 to 18,955,752,395,370,912 would take you about one billion, eight hundred eight million, two hundred two thousand, eight hundred seventy-six 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 18955752395370912 cubic inches would be around 22219.4 feet tall.

Recreational maths with 18955752395370912

• 18955752395370912 backwards is 21907359325755981
• 18955752395370912 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 18955752395370912's digits is 81
• More coming soon!