91621428946817406

Names of 91621428946817406

• Cardinal: 91621428946817406 can be written as Ninety-one quadrillion, six hundred twenty-one trillion, four hundred twenty-eight billion, nine hundred forty-six million, eight hundred seventeen thousand, four hundred six.

Scientific notation

• Scientific notation: 9.1621428946817406 × 10¹⁶

Factors of 91621428946817406

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 855

Divisors of 91621428946817406

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 6 7 13 14 21 26 39 42 49 73 78 91 98 146 147 182 219 273 294 438 511 546 637 757 949 1022 1274 1514 1533 1898 1911 2271 2847 3066 3577 3822 4542 5299 5694 6643 7154 9841 10598 10731 13286 15897 19682 19929 21462 29523 31794 37093 39858 46501 55261 59046 68887 74186 93002 110522 111279 137774 139503 165783 206661 222558 279006 331566 386827 413322 482209 573049 718393 773654 964418 1146098 1160481 1436786 1446627 1719147 2155179 2320962 2707789 2893254 3438294 4011343 4310358 5028751 5415578 7449637 8022686 8123367 10057502 12034029 14899274 15086253 16246734 22348911 24068058 28079401 30172506 35201257 41832577 44697822 52147459 56158802 70402514 83665154 84238203 104294918 105603771 125497731 156442377 168476406 211207542 250995462 292828039 312884754 365032213 433798093 543823501 585656078 730064426 867596186 878484117 1087647002 1095096639 1301394279 1631470503 1756968234 2049796273 2190193278 2602788558 3036586651 3262941006 3806764507 4099592546 5639375209 6073173302 6149388819 7613529014 9109759953 11278750418 11420293521 12298777638 16918125627 18219519906 21256106557 22840587042 26647351549 31667260789 33836251254 39475626463 42512213114 53294703098 63334521578 63768319671 78951252926 79942054647 95001782367 118426879389 127536639342 159884109294 190003564734 221670825523 236853758778 276329385241 328385156401 411674390257 443341651046 552658770482 656770312802 665012476569 823348780514 828988155723 985155469203 1235023170771 1330024953138 1551695778661 1657976311446 1970310938406 2298696094807 2470046341542 2881720731799 3103391557322 4269007033213 4597392189614 4655087335983 5763441463598 6896088284421 8538014066426 8645162195397 9310174671966 12807021099639 13792176568842 16090872663649 17290324390794 20172045122593 23972116417273 25614042199278 29883049232491 32181745327298 40344090245186 47944232834546 48272617990947 59766098464982 60516135367779 71916349251819 89649147697473 96545235981894 121032270735558 143832698503638 167804814920911 179298295394946 209181344627437 311637513424549 335609629841822 418362689254874 503414444762733 623275026849098 627544033882311 934912540273647 1006828889525466 1174633704446377 1255088067764622 1869825080547294 2181462593971843 2349267408892754 3523901113339131 4362925187943686 6544387781915529 7047802226678262 13088775563831058 15270238157802901 30540476315605802 45810714473408703 91621428946817406
• Sum of all divisors σ(n): 233009409422767824
• Sum of proper divisors (its aliquot sum) s(n): 141387980475950418
• 91621428946817406 is an abundant number, because the sum of its proper divisors (141387980475950418) is greater than itself. Its abundance is 49766551529133012

Bases of 91621428946817406

• Binary: 101000101100000010011010001000110001100000101000101111110₂
• Hexadecimal: 0x14581344630517E
• Base-36: P2533E7QPA6

Squares and roots of 91621428946817406

• 91621428946817406 squared (91621428946817406²) is 8394486242256710482414736304568836
• 91621428946817406 cubed (91621428946817406³) is 769114824789959445577593233520968922683699249959416
• The square root of 91621428946817406 is 302690318.5548183435
• The cube root of 91621428946817406 is 450815.6875502229

Scales and comparisons

• 91,621,428,946,817,406 seconds is equal to 2,913,278,036 years, 42 weeks, 4 days, 23 hours, 30 minutes, 6 seconds.
• To count from 1 to 91,621,428,946,817,406 would take you about eight billion, seven hundred thirty-nine million, eight hundred thirty-four thousand, one hundred ten 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 91621428946817406 cubic inches would be around 37568 feet tall.

Recreational maths with 91621428946817406

• 91621428946817406 backwards is 60471864982412619
• 91621428946817406 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 91621428946817406's digits is 78
• More coming soon!