401686409712970020

Names of 401686409712970020

• Cardinal: 401686409712970020 can be written as Four hundred one quadrillion, six hundred eighty-six trillion, four hundred nine billion, seven hundred twelve million, nine hundred seventy thousand and twenty.

Scientific notation

• Scientific notation: 4.0168640971297002 × 10¹⁷

Factors of 401686409712970020

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 569913467579

Divisors of 401686409712970020

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 10 12 15 17 20 30 34 51 60 68 85 102 170 204 255 340 510 691 1020 1382 2073 2764 3455 4146 6910 8292 10365 11747 13820 20730 23494 35241 41460 46988 58735 70482 117470 140964 176205 234940 352410 704820 569913466861 1139826933722 1709740400583 2279653867444 2849567334305 3419480801166 5699134668610 6838961602332 8548702002915 9688528936637 11398269337220 17097404005830 19377057873274 29065586809911 34194808011660 38754115746548 48442644683185 58131173619822 96885289366370 116262347239644 145327934049555 193770578732740 290655868099110 393810205600951 581311736198220 787620411201902 1181430616802853 1575240822403804 1969051028004755 2362861233605706 3938102056009510 4725722467211412 5907153084014265 6694773495216167 7876204112019020 11814306168028530 13389546990432334 20084320485648501 23628612336057060 26779093980864668 33473867476080835 40168640971297002 66947734952161670 80337281942594004 100421602428242505 133895469904323340 200843204856485010 401686409712970020
• Sum of all divisors σ(n): 1192605480063156096
• Sum of proper divisors (its aliquot sum) s(n): 790919070350186076
• 401686409712970020 is an abundant number, because the sum of its proper divisors (790919070350186076) is greater than itself. Its abundance is 389232660637216056

Bases of 401686409712970020

• Binary: 10110010011000100111010100101010010000010110010100100100100₂
• Hexadecimal: 0x59313A9520B2924
• Base-36: 31V5Y54JCEUC

Squares and roots of 401686409712970020

• 401686409712970020 squared (401686409712970020²) is 161351971748096015625242609418800400
• 401686409712970020 cubed (401686409712970020³) is 64812894231601259627991044753477045505937909564008000
• The square root of 401686409712970020 is 633787353.7023044925
• The cube root of 401686409712970020 is 737840.3123628947

Scales and comparisons

• 401,686,409,712,970,020 seconds is equal to 12,772,385,331 years, 11 weeks, 5 days, 18 hours, 47 minutes.
• To count from 1 to 401,686,409,712,970,020 would take you about thirty-eight billion, three hundred seventeen million, one hundred fifty-five thousand, nine hundred ninety-three 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 401686409712970020 cubic inches would be around 61486.7 feet tall.

Recreational maths with 401686409712970020

• 401686409712970020 backwards is 020079217904686104
• The number of decimal digits it has is: 18
• The sum of 401686409712970020's digits is 66
• More coming soon!