81834040252617984

Names of 81834040252617984

• Cardinal: 81834040252617984 can be written as Eighty-one quadrillion, eight hundred thirty-four trillion, forty billion, two hundred fifty-two million, six hundred seventeen thousand, nine hundred eighty-four.

Scientific notation

• Scientific notation: 8.1834040252617984 × 10¹⁶

Factors of 81834040252617984

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 12458

Divisors of 81834040252617984

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 96 108 128 144 192 193 216 256 288 384 386 432 439 576 579 768 772 864 878 1152 1158 1317 1544 1728 1737 1756 2304 2316 2634 3088 3456 3474 3512 3951 4632 5211 5268 6176 6912 6948 7024 7902 9264 10422 10536 11821 11853 12352 13896 14048 15804 18528 20844 21072 23642 23706 24704 27792 28096 31608 35463 37056 41688 42144 47284 47412 49408 55584 56192 63216 70926 74112 83376 84288 84727 94568 94824 106389 111168 112384 126432 141852 148224 166752 168576 169454 189136 189648 212778 222336 252864 254181 283704 319167 333504 337152 338908 378272 379296 425556 444672 505728 508362 567408 638334 667008 677816 756544 758592 762543 851112 1011456 1016724 1134816 1276668 1334016 1355632 1513088 1517184 1525086 1702224 2033448 2269632 2281453 2287629 2553336 2711264 3026176 3034368 3050172 3404448 4066896 4539264 4562906 4575258 5106672 5189419 5422528 6100344 6808896 6844359 8133792 9078528 9125812 9150516 10213344 10378838 10845056 12200688 13617792 13688718 15568257 16267584 18251624 18301032 20426688 20533077 20757676 21690112 24401376 27235584 27377436 31136514 32535168 36503248 36602064 40853376 41066154 41515352 46704771 48802752 54754872 61599231 62273028 65070336 73006496 73204128 81706752 82132308 83030704 93409542 97605504 109509744 123198462 124546056 139736041 140114313 146012992 146408256 164264616 166061408 186819084 195211008 219019488 246396924 249092112 279472082 280228626 292025984 292816512 328529232 332122816 373638168 419208123 438038976 492793848 498184224 558944164 560457252 584051968 585633024 657058464 664245632 747276336 838416246 876077952 985587696 996368448 1001557867 1117888328 1120914504 1257624369 1314116928 1328491264 1494552672 1676832492 1752155904 1971175392 1992736896 2003115734 2235776656 2241829008 2515248738 2628233856 2989105344 3004673601 3353664984 3772873107 3942350784 3985473792 4006231468 4471553312 4483658016 5030497476 5256467712 5978210688 6009347202 6707329968 7545746214 7884701568 8012462936 8943106624 8967316032 9014020803 10060994952 11956421376 12018694404 13414659936 15091492428 15769403136 16024925872 17886213248 17934632064 18028041606 20121989904 24037388808 26829319872 26969055913 27042062409 30182984856 32049851744 35772426496 35869264128 36056083212 40243979808 48074777616 53658639744 53938111826 54084124818 60365969712 61344121999 64099703488 72112166424 80487959616 80907167739 96149555232 107317279488 107876223652 108168249636 120731939424 122688243998 128199406976 144224332848 160975919232 161814335478 184032365997 192299110464 215752447304 216336499272 241463878848 242721503217 245376487996 256398813952 288448665696 321951838464 323628670956 368064731994 384598220928 431504894608 432672998544 482927757696 485443006434 490752975992 552097097991 576897331392 647257341912 728164509651 736129463988 769196441856 863009789216 865345997088 965855515392 970886012868 981505951984 1104194195982 1153794662784 1294514683824 1456329019302 1472258927976 1656291293973 1726019578432 1730691994176 1941772025736 1963011903968 2208388391964 2307589325568 2589029367648 2912658038604 2944517855952 3312582587946 3452039156864 3461383988352 3883544051472 3926023807936 4416776783928 5178058735296 5825316077208 5889035711904 6625165175892 6904078313728 6922767976704 7767088102944 7852047615872 8833553567856 10356117470592 11650632154416 11778071423808 11839415545807 13250330351784 15534176205888 15704095231744 17667107135712 20712234941184 23301264308832 23556142847616 23678831091614 26500660703568 31068352411776 35334214271424 35518246637421 46602528617664 47112285695232 47357662183228 53001321407136 62136704823552 70668428542848 71036493274842 93205057235328 94715324366456 106002642814272 106554739912263 141336857085696 142072986549684 186410114470656 189430648732912 212005285628544 213109479824526 284145973099368 319664219736789 378861297465824 424010571257088 426218959649052 568291946198736 639328439473578 757722594931648 852437919298104 1136583892397472 1278656878947156 1515445189863296 1704875838596208 2273167784794944 2557313757894312 3030890379726592 3409751677192416 4546335569589888 5114627515788624 6819503354384832 9092671139179776 10229255031577248 13639006708769664 20458510063154496 27278013417539328 40917020126308992 81834040252617984
• Sum of all divisors σ(n): 243826257851299200
• Sum of proper divisors (its aliquot sum) s(n): 161992217598681216
• 81834040252617984 is an abundant number, because the sum of its proper divisors (161992217598681216) is greater than itself. Its abundance is 80158177346063232

Bases of 81834040252617984

• Binary: 100100010101110111010000001000011110010101101010100000000₂
• Hexadecimal: 0x122BBA043CAD500
• Base-36: MDRQV3M3PC0

Squares and roots of 81834040252617984

• 81834040252617984 squared (81834040252617984²) is 6696810144067100478566565840224256
• 81834040252617984 cubed (81834040252617984³) is 548027030893727541072015975252466446834957658619904
• The square root of 81834040252617984 is 286066496.2078187583
• The cube root of 81834040252617984 is 434154.8575142073

Scales and comparisons

• 81,834,040,252,617,984 seconds is equal to 2,602,069,350 years, 37 weeks, 5 days, 13 hours, 26 minutes, 24 seconds.
• To count from 1 to 81,834,040,252,617,984 would take you about seven billion, eight hundred six million, two hundred eight thousand and fifty-two 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 81834040252617984 cubic inches would be around 36179.6 feet tall.

Recreational maths with 81834040252617984

• 81834040252617984 backwards is 48971625204043818
• 81834040252617984 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 81834040252617984's digits is 72
• More coming soon!