420940745021594928

Names of 420940745021594928

• Cardinal: 420940745021594928 can be written as Four hundred twenty quadrillion, nine hundred forty trillion, seven hundred forty-five billion, twenty-one million, five hundred ninety-four thousand, nine hundred twenty-eight.

Scientific notation

• Scientific notation: 4.20940745021594928 × 10¹⁷

Factors of 420940745021594928

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 5980731353

Divisors of 420940745021594928

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 24 26 39 48 52 78 104 149 156 208 298 312 447 596 624 757 894 1192 1514 1788 1937 2271 2384 3028 3576 3874 4542 5811 6056 7152 7748 9084 9841 11622 12112 15496 18168 19682 23244 29523 30992 36336 39364 46488 59046 78728 92976 112793 118092 157456 225586 236184 338379 451172 472368 676758 902344 1353516 1466309 1804688 2707032 2932618 4398927 5414064 5865236 8797854 11730472 17595708 23460944 35191416 70382832 5980730429 11961460858 17942191287 23922921716 35884382574 47845843432 71768765148 77749495577 95691686864 143537530296 155498991154 233248486731 287075060592 310997982308 466496973462 621995964616 891128833921 932993946924 1243991929232 1782257667842 1865987893848 2673386501763 3564515335684 3731975787696 4527412934753 5346773003526 7129030671368 9054825869506 10693546007052 11584674840973 13582238804259 14258061342736 18109651739012 21387092014104 23169349681946 27164477608518 34754024522919 36219303478024 42774184028208 46338699363892 54328955217036 58856368151789 69508049045838 72438606956048 92677398727784 108657910434072 117712736303578 139016098091676 176569104455367 185354797455568 217315820868144 235425472607156 278032196183352 353138208910734 470850945214312 556064392366704 674584527278197 706276417821468 941701890428624 1349169054556394 1412552835642936 2023753581834591 2698338109112788 2825105671285872 4047507163669182 5396676218225576 8095014327338364 8769598854616561 10793352436451152 16190028654676728 17539197709233122 26308796563849683 32380057309353456 35078395418466244 52617593127699366 70156790836932488 105235186255398732 140313581673864976 210470372510797464 420940745021594928
• Sum of all divisors σ(n): 1180495710610776000
• Sum of proper divisors (its aliquot sum) s(n): 759554965589181072
• 420940745021594928 is an abundant number, because the sum of its proper divisors (759554965589181072) is greater than itself. Its abundance is 338614220567586144

Bases of 420940745021594928

• Binary: 10111010111011110110110000010011010100000000001110100110000₂
• Hexadecimal: 0x5D77B609A801D30
• Base-36: 374R1GNLW75C

Squares and roots of 420940745021594928

• 420940745021594928 squared (420940745021594928²) is 177191110819335395161549060915325184
• 420940745021594928 cubed (420940745021594928³) is 74586958199495030924555425922112565209156141445066752
• The square root of 420940745021594928 is 648799464.4122287867
• The cube root of 420940745021594928 is 749445.9582379545

Scales and comparisons

• 420,940,745,021,594,928 seconds is equal to 13,384,613,636 years, 24 weeks, 3 days, 20 hours, 48 minutes, 48 seconds.
• To count from 1 to 420,940,745,021,594,928 would take you about forty billion, one hundred fifty-three million, eight hundred forty thousand, nine hundred 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 420940745021594928 cubic inches would be around 62453.8 feet tall.

Recreational maths with 420940745021594928

• 420940745021594928 backwards is 829495120547049024
• The number of decimal digits it has is: 18
• The sum of 420940745021594928's digits is 75
• More coming soon!