83145920478629840

Names of 83145920478629840

• Cardinal: 83145920478629840 can be written as Eighty-three quadrillion, one hundred forty-five trillion, nine hundred twenty billion, four hundred seventy-eight million, six hundred twenty-nine thousand, eight hundred forty.

Scientific notation

• Scientific notation: 8.314592047862984 × 10¹⁶

Factors of 83145920478629840

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1177363

Divisors of 83145920478629840

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 40 52 65 80 104 130 208 257 260 514 520 1028 1040 1285 2056 2570 3341 4112 5140 6682 10280 13364 16705 20560 26728 33410 53456 66820 133640 267280 400657 776429 801314 1552858 1602628 2003285 3105716 3205256 3882145 4006570 5208541 6211432 6410512 7764290 8013140 10093577 10417082 12422864 15528580 16026280 20187154 20834164 26042705 31057160 32052560 40374308 41668328 50467885 52085410 62114320 80748616 83336656 100935770 102968849 104170820 161497232 199542253 201871540 205937698 208341640 399084506 403743080 411875396 416683280 514844245 798169012 807486160 823750792 997711265 1029688490 1338595037 1596338024 1647501584 1995422530 2059376980 2594049289 2677190074 3192676048 3990845060 4118753960 5188098578 5354380148 6692975185 7981690120 8237507920 10376197156 10708760296 12970246445 13385950370 15963380240 20752394312 21417520592 25940492890 26771900740 41504788624 51880985780 53543801480 103761971560 107087602960 207523943120 311081713853 622163427706 1244326855412 1555408569265 2488653710824 3110817138530 4044062280089 4977307421648 6221634277060 8088124560178 12443268554120 16176249120356 20220311400445 24886537108240 32352498240712 40440622800890 64704996481424 79948000460221 80881245601780 159896000920442 161762491203560 319792001840884 323524982407120 399740002301105 639584003681768 799480004602210 1039324005982873 1279168007363536 1598960009204420 2078648011965746 3197920018408840 4157296023931492 5196620029914365 6395840036817680 8314592047862984 10393240059828730 16629184095725968 20786480119657460 41572960239314920 83145920478629840
• Sum of all divisors σ(n): 208995440786002080
• Sum of proper divisors (its aliquot sum) s(n): 125849520307372240
• 83145920478629840 is an abundant number, because the sum of its proper divisors (125849520307372240) is greater than itself. Its abundance is 42703599828742400

Bases of 83145920478629840

• Binary: 100100111011001001100011000101110101001101100111111010000₂
• Hexadecimal: 0x12764C62EA6CFD0
• Base-36: MQOROK0XCY8

Squares and roots of 83145920478629840

• 83145920478629840 squared (83145920478629840²) is 6913244092238637001592123738425600
• 83145920478629840 cubed (83145920478629840³) is 574808043542631246792542662875353793734846779904000
• The square root of 83145920478629840 is 288350343.2954950377
• The cube root of 83145920478629840 is 436462.5461774063

Scales and comparisons

• 83,145,920,478,629,840 seconds is equal to 2,643,783,084 years, 17 hours, 37 minutes, 20 seconds.
• To count from 1 to 83,145,920,478,629,840 would take you about seven billion, nine hundred thirty-one million, three hundred forty-nine thousand, two hundred 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 83145920478629840 cubic inches would be around 36371.9 feet tall.

Recreational maths with 83145920478629840

• 83145920478629840 backwards is 04892687402954138
• 83145920478629840 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 83145920478629840's digits is 80
• More coming soon!