1621421752834048

Names of 1621421752834048

• Cardinal: 1621421752834048 can be written as One quadrillion, six hundred twenty-one trillion, four hundred twenty-one billion, seven hundred fifty-two million, eight hundred thirty-four thousand and forty-eight.

Scientific notation

• Scientific notation: 1.621421752834048 × 10¹⁵

Factors of 1621421752834048

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 42

Divisors of 1621421752834048

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 4 8 11 16 22 29 32 44 58 64 88 116 121 128 176 232 242 256 319 352 464 484 512 638 704 841 928 968 1024 1276 1331 1408 1682 1856 1936 2048 2552 2662 2816 3364 3509 3712 3872 5104 5324 5632 6728 7018 7424 7744 9251 10208 10648 11264 13456 14036 14848 15488 18502 20416 21296 22528 24389 26912 28072 29696 30976 37004 38599 40832 42592 48778 53824 56144 59392 61952 74008 77198 81664 85184 97556 101761 107648 112288 123904 148016 154396 163328 170368 195112 203522 215296 224576 247808 268279 296032 308792 326656 340736 390224 407044 430592 449152 536558 592064 617584 653312 681472 707281 780448 814088 861184 898304 1073116 1119371 1184128 1235168 1362944 1414562 1560896 1628176 1722368 1796608 2146232 2238742 2368256 2470336 2725888 2829124 2951069 3121792 3256352 3593216 4292464 4477484 4736512 4940672 5658248 5902138 6243584 6512704 7186432 7780091 8584928 8954968 9473024 9881344 11316496 11804276 12487168 13025408 15560182 17169856 17909936 18946048 19762688 20511149 22632992 23608552 24974336 26050816 31120364 32461759 34339712 35819872 39525376 41022298 45265984 47217104 49948672 52101632 62240728 64923518 68679424 71639744 79050752 82044596 85581001 90531968 94434208 104203264 124481456 129847036 137358848 143279488 164089192 171162002 181063936 188868416 208406528 225622639 248962912 259694072 274717696 286558976 328178384 342324004 362127872 377736832 451245278 497925824 519388144 549435392 573117952 594823321 656356768 684648008 724255744 755473664 902490556 941391011 995851648 1038776288 1146235904 1189646642 1312713536 1369296016 1448511488 1510947328 1804981112 1882782022 1991703296 2077552576 2292471808 2379293284 2481849029 2625427072 2738592032 3021894656 3609962224 3765564044 3983406592 4155105152 4758586568 4963698058 5250854144 5477184064 6043789312 6543056531 7219924448 7531128088 7966813184 8310210304 9517173136 9927396116 10501708288 10954368128 13086113062 14439848896 15062256176 15933626368 16620420608 19034346272 19854792232 21003416576 21908736256 26172226124 27300339319 28879697792 30124512352 33240841216 38068692544 39709584464 42006833152 43817472512 52344452248 54600678638 57759395584 60249024704 66481682432 71973621841 76137385088 79419168928 87634945024 104688904496 109201357276 115518791168 120498049408 143947243682 152274770176 158838337856 175269890048 209377808992 218402714552 231037582336 240996098816 287894487364 304549540352 317676675712 418755617984 436805429104 462075164672 481992197632 575788974728 609099080704 635353351424 791709840251 837511235968 873610858208 963984395264 1151577949456 1218198161408 1270706702848 1583419680502 1675022471936 1747221716416 1927968790528 2303155898912 2541413405696 3166839361004 3350044943872 3494443432832 4606311797824 5082826811392 6333678722008 6700089887744 6988886865664 9212623595648 12667357444016 13400179775488 13977773731328 18425247191296 25334714888032 27955547462656 36850494382592 50669429776064 55911094925312 73700988765184 101338859552128 147401977530368 202677719104256 405355438208512 810710876417024 1621421752834048
• Sum of all divisors σ(n): 3693371016305880
• Sum of proper divisors (its aliquot sum) s(n): 2071949263471832
• 1621421752834048 is an abundant number, because the sum of its proper divisors (2071949263471832) is greater than itself. Its abundance is 450527510637784

Bases of 1621421752834048

• Binary: 101110000101010110010101011100110111101100000000000₂
• Hexadecimal: 0x5C2ACAB9BD800
• Base-36: FYQUVBRNR4

Squares and roots of 1621421752834048

• 1621421752834048 squared (1621421752834048²) is 2629008500563436643519828066304
• 1621421752834048 cubed (1621421752834048³) is 4262731571199179711554852275659829403652718592
• The square root of 1621421752834048 is 40266881.5881494355
• The cube root of 1621421752834048 is 117480.3770540625
• Being both a perfect square and a perfect cube, 1621421752834048 is also a perfect sixth number.

Scales and comparisons

• 1,621,421,752,834,048 seconds is equal to 51,556,196 years, 18 weeks, 2 days, 14 hours, 47 minutes, 28 seconds.
• To count from 1 to 1,621,421,752,834,048 would take you about one hundred fifty-four million, six hundred sixty-eight thousand, five hundred eighty-nine 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 1621421752834048 cubic inches would be around 9790 feet tall.

Recreational maths with 1621421752834048

• 1621421752834048 backwards is 8404382571241261
• 1621421752834048 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 1621421752834048's digits is 58
• More coming soon!