138799341840

Names of 138799341840

• Cardinal: 138799341840 can be written as One hundred thirty-eight billion, seven hundred ninety-nine million, three hundred forty-one thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.3879934184 × 10¹¹

Factors of 138799341840

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 3683

Divisors of 138799341840

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 240 307 614 709 921 1228 1418 1535 1842 2127 2456 2657 2836 3070 3545 3684 4254 4605 4912 5314 5672 6140 7090 7368 7971 8508 9210 10628 10635 11344 12280 13285 14180 14736 15942 17016 18420 21256 21270 24560 26570 28360 31884 34032 36840 39855 42512 42540 53140 56720 63768 73680 79710 85080 106280 127536 159420 170160 212560 217663 318840 435326 637680 652989 815699 870652 1088315 1305978 1631398 1741304 1883813 2176630 2447097 2611956 3262796 3264945 3482608 3767626 4078495 4353260 4894194 5223912 5651439 6525592 6529890 7535252 8156990 8706520 9419065 9788388 10447824 11302878 12235485 13051184 13059780 15070504 16313980 17413040 18838130 19576776 22605756 24470970 26119560 28257195 30141008 32627960 37676260 39153552 45211512 48941940 52239120 56514390 65255920 75352520 90423024 97883880 113028780 150705040 195767760 226057560 452115120 578330591 1156661182 1734991773 2313322364 2891652955 3469983546 4626644728 5783305910 6939967092 8674958865 9253289456 11566611820 13879934184 17349917730 23133223640 27759868368 34699835460 46266447280 69399670920 138799341840
• Sum of all divisors σ(n): 432451071360
• Sum of proper divisors (its aliquot sum) s(n): 293651729520
• 138799341840 is an abundant number, because the sum of its proper divisors (293651729520) is greater than itself. Its abundance is 154852387680

Bases of 138799341840

• Binary: 10000001010001000101011110000100010000₂
• Hexadecimal: 0x205115E110
• Base-36: 1RRHJLLC

Squares and roots of 138799341840

• 138799341840 squared (138799341840²) is 19265257295217174585600
• 138799341840 cubed (138799341840³) is 2674005032954402412345654741504000
• The square root of 138799341840 is 372557.8369058957
• The cube root of 138799341840 is 5177.6076299737

Scales and comparisons

• 138,799,341,840 seconds is equal to 4,413 years, 20 weeks, 1 day, 20 hours, 44 minutes.
• To count from 1 to 138,799,341,840 would take you about eight thousand, eight hundred twenty-six 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 138799341840 cubic inches would be around 431.5 feet tall.

Recreational maths with 138799341840

• 138799341840 backwards is 048143997831
• The number of decimal digits it has is: 12
• The sum of 138799341840's digits is 57
• More coming soon!