168638293254435264

Names of 168638293254435264

• Cardinal: 168638293254435264 can be written as One hundred sixty-eight quadrillion, six hundred thirty-eight trillion, two hundred ninety-three billion, two hundred fifty-four million, four hundred thirty-five thousand, two hundred sixty-four.

Scientific notation

• Scientific notation: 1.68638293254435264 × 10¹⁷

Factors of 168638293254435264

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 2739917

Divisors of 168638293254435264

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 27 32 36 39 48 52 54 64 72 78 96 104 108 117 144 156 192 208 216 234 288 312 351 416 432 468 576 624 702 832 864 936 1248 1404 1728 1872 2496 2808 3744 5616 7488 11232 22464 2739899 5479798 8219697 10959596 16439394 21919192 24659091 32878788 35618687 43838384 49318182 65757576 71237374 73977273 87676768 98636364 106856061 131515152 142474748 147954546 175353536 197272728 213712122 263030304 284949496 295909092 320568183 394545456 427424244 526060608 569898992 591818184 641136366 789090912 854848488 961704549 1139797984 1183636368 1282272732 1578181824 1709696976 1923409098 2279595968 2367272736 2564545464 3419393952 3846818196 4734545472 5129090928 6838787904 7693636392 10258181856 15387272784 20516363712 30774545568 61549091136 7507046530201 15014093060402 22521139590603 30028186120804 45042279181206 60056372241608 67563418771809 90084558362412 97591604892613 120112744483216 135126837543618 180169116724824 195183209785226 202690256315427 240225488966432 270253675087236 292774814677839 360338233449648 390366419570452 405380512630854 480450977932864 540507350174472 585549629355678 720676466899296 780732839140904 810761025261708 878324444033517 1081014700348944 1171099258711356 1441352933798592 1561465678281808 1621522050523416 1756648888067034 2162029400697888 2342198517422712 2634973332100551 3122931356563616 3243044101046832 3513297776134068 4324058801395776 4684397034845424 5269946664201102 6245862713127232 6486088202093664 7026595552268136 9368794069690848 10539893328402204 12972176404187328 14053191104536272 18737588139381696 21079786656804408 28106382209072544 42159573313608816 56212764418145088 84319146627217632 168638293254435264
• Sum of all divisors σ(n): 533901344089583120
• Sum of proper divisors (its aliquot sum) s(n): 365263050835147856
• 168638293254435264 is an abundant number, because the sum of its proper divisors (365263050835147856) is greater than itself. Its abundance is 196624757580712592

Bases of 168638293254435264

• Binary: 1001010111000111111010001001011100111101010111000111000000₂
• Hexadecimal: 0x2571FA25CF571C0
• Base-36: 1A4HAAEZZLC0

Squares and roots of 168638293254435264

• 168638293254435264 squared (168638293254435264²) is 28438873951768906264666007566749696
• 168638293254435264 cubed (168638293254435264³) is 4795883165304325084731326663623301798780884523679744
• The square root of 168638293254435264 is 410655930.4995305481
• The cube root of 168638293254435264 is 552482.7627192537

Scales and comparisons

• 168,638,293,254,435,264 seconds is equal to 5,362,176,093 years, 6 hours, 14 minutes, 24 seconds.
• To count from 1 to 168,638,293,254,435,264 would take you about sixteen billion, eighty-six million, five hundred twenty-eight thousand, two hundred seventy-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 168638293254435264 cubic inches would be around 46040.2 feet tall.

Recreational maths with 168638293254435264

• 168638293254435264 backwards is 462534452392836861
• The number of decimal digits it has is: 18
• The sum of 168638293254435264's digits is 81
• More coming soon!