31920648639138

Names of 31920648639138

• Cardinal: 31920648639138 can be written as Thirty-one trillion, nine hundred twenty billion, six hundred forty-eight million, six hundred thirty-nine thousand, one hundred thirty-eight.

Scientific notation

• Scientific notation: 3.1920648639138 × 10¹³

Factors of 31920648639138

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 3832

Divisors of 31920648639138

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 6 7 9 14 18 19 21 27 31 38 42 49 54 57 62 63 93 98 114 126 133 147 171 186 189 217 266 279 294 342 343 378 399 434 441 513 558 589 651 686 798 837 882 931 1026 1029 1093 1178 1197 1302 1323 1519 1674 1767 1862 1953 2058 2186 2394 2646 2677 2793 3038 3087 3279 3534 3591 3906 4123 4557 5301 5354 5586 5859 6174 6517 6558 7182 7651 8031 8246 8379 9114 9261 9837 10602 10633 11718 12369 13034 13671 15302 15903 16062 16758 18522 18739 19551 19674 20767 21266 22953 24093 24738 25137 27342 28861 29511 31806 31899 33883 37107 37478 39102 41013 41534 45906 48186 50274 50863 53557 56217 57722 58653 59022 62301 63798 67766 68859 72279 74214 82026 82987 86583 95697 101649 101726 107114 111321 112434 117306 124602 131173 137718 144558 145369 152589 160671 165974 168651 173166 175959 186903 191394 202027 203298 206577 222642 237181 248961 259749 262346 287091 290738 304947 305178 321342 337302 351918 356041 373806 374899 393519 404054 413154 436107 457767 474362 482013 497922 505953 519498 560709 574182 580909 606081 609894 643777 711543 712082 746883 749798 779247 787038 872214 914841 915534 918211 964026 1011906 1017583 1068123 1121418 1124697 1161818 1180557 1212162 1287554 1308321 1373301 1423086 1446039 1493766 1558494 1576753 1660267 1742727 1818243 1829682 1836422 1931331 2035166 2134629 2136246 2240649 2249394 2361114 2492287 2616642 2746602 2754633 2892078 2925961 3052749 3153506 3204369 3320534 3374091 3485454 3541671 3636486 3862662 3924963 4066363 4269258 4481298 4506439 4730259 4980801 4984574 5228181 5454729 5509266 5793993 5851922 6105498 6403887 6408738 6748182 7083342 7123081 7476861 7849926 8132726 8263899 8777883 9012878 9158247 9460518 9613107 9961602 10122273 10456362 10909458 11037271 11587986 11621869 12199089 12807774 13519317 14190777 14246162 14942403 14953722 15684543 16527798 17381979 17446009 17555766 18316494 19226214 20244546 20481727 21369243 22074542 22430583 23243738 24398178 24791697 26333649 27038634 27474741 28381554 28464541 29884806 31369086 31545073 33111813 34763958 34865607 34892018 36597267 40557951 40963454 42572331 42738486 44827209 44861166 49583394 52338027 52667298 54949482 55593259 56929082 61445181 63090146 64107729 66223626 67291749 69731214 73194534 77260897 79000947 81115902 85144662 85393623 89654418 90704791 94635219 99335439 104596821 104676054 109791801 111186518 121673853 122890362 128215458 134583498 143372089 154521794 157014081 158001894 166779777 170787246 181409582 184335543 189270438 192323187 198670878 209193642 219583602 220815511 231782691 243347706 256180869 272114373 283905657 286744178 298006317 313790463 314028162 333559554 368671086 384646374 389152813 430116267 441631022 463565382 471042243 500339331 512361738 540826279 544228746 553006629 567811314 596012634 627580926 634933537 662446533 695348073 768542607 778305626 816343119 851716971 860232534 942084486 1000678662 1003604623 1081652558 1106013258 1167458439 1269867074 1290348801 1324893066 1390696146 1501017993 1537085214 1622478837 1632686238 1703433942 1723391029 1904800611 1987339599 2007209246 2086044219 2334916878 2449029357 2580697602 2724069691 3002035986 3010813869 3244957674 3446782058 3502375317 3809601222 3871046403 3974679198 4172088438 4444534759 4867436511 4898058714 5170173087 5448139382 5714401833 5962018797 6021627738 7004750634 7742092806 8172209073 8889069518 9032441607 9734873022 10340346174 10507125951 11428803666 11924037594 12063737203 13333604277 14602309533 15510519261 16344418146 17143205499 18064883214 19068487837 21014251902 24127474406 24516627219 26667208554 27097324821 29204619066 31021038522 31111743313 34286410998 36191211609 38136975674 40000812831 46531557783 49033254438 54194649642 57205463511 62223486626 72382423218 73549881657 80001625662 84446160421 93063115566 93335229939 108573634827 114410927022 120002438493 147099763314 168892320842 171616390533 186670459878 217147269654 240004876986 253338481263 280005689817 325720904481 343232781066 506676962526 514849171599 560011379634 591123122947 651441808962 760015443789 840017069451 1029698343198 1182246245894 1520030887578 1680034138902 1773369368841 2280046331367 3546738737682 4560092662734 5320108106523 10640216213046 15960324319569 31920648639138
• Sum of all divisors σ(n): 90001367040000
• Sum of proper divisors (its aliquot sum) s(n): 58080718400862
• 31920648639138 is an abundant number, because the sum of its proper divisors (58080718400862) is greater than itself. Its abundance is 26160069761724

Bases of 31920648639138

• Binary: 111010000100000011010111011000101001010100010₂
• Hexadecimal: 0x1D081AEC52A2
• Base-36: BBC5616SI

Squares and roots of 31920648639138

• 31920648639138 squared (31920648639138²) is 1018927809543302651345383044
• 31920648639138 cubed (31920648639138³) is 32524836597078287026950068548277939976072
• The square root of 31920648639138 is 5649836.1603800513
• The cube root of 31920648639138 is 31721.7571445745

Scales and comparisons

• 31,920,648,639,138 seconds is equal to 1,014,977 years, 46 weeks, 1 day, 20 hours, 12 minutes, 18 seconds.
• To count from 1 to 31,920,648,639,138 would take you about two million, five hundred thirty-seven thousand, four hundred forty-four 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 31920648639138 cubic inches would be around 2643.5 feet tall.

Recreational maths with 31920648639138

• 31920648639138 backwards is 83193684602913
• 31920648639138 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 31920648639138's digits is 63
• More coming soon!