138608913139892

Names of 138608913139892

• Cardinal: 138608913139892 can be written as One hundred thirty-eight trillion, six hundred eight billion, nine hundred thirteen million, one hundred thirty-nine thousand, eight hundred ninety-two.

Scientific notation

• Scientific notation: 1.38608913139892 × 10¹⁴

Factors of 138608913139892

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 387

Divisors of 138608913139892

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 4 13 26 52 169 173 199 338 346 398 676 692 796 2249 2587 4498 5174 8996 10348 29237 29929 33631 34427 39601 58474 59858 67262 68854 79202 116948 119716 134524 137708 158404 389077 447551 514813 778154 895102 1029626 1556308 1790204 2059252 5058001 5177717 5818163 5955871 6692569 6850973 10116002 10355434 11636326 11911742 13385138 13701946 20232004 20710868 23272652 23823484 26770276 27403892 67310321 77426323 89062649 134620642 154852646 178125298 269241284 309705292 356250596 875034173 1006542199 1030365683 1157814437 1185218329 1750068346 2013084398 2060731366 2315628874 2370436658 3500136692 4026168796 4121462732 4631257748 4740873316 13394753879 15407838277 26789507758 30815676554 53579015516 61631353108 174131800427 200301897601 205042770917 348263600854 400603795202 410085541834 696527201708 801207590404 820171083668 2665556021921 5331112043842 10662224087684 34652228284973 69304456569946 138608913139892
• Sum of all divisors σ(n): 265521124533420
• Sum of proper divisors (its aliquot sum) s(n): 126912211393528
• 138608913139892 is a deficient number, because the sum of its proper divisors (126912211393528) is less than itself. Its deficiency is 11696701746364

Bases of 138608913139892

• Binary: 11111100001000001100111000001111100100010110100₂
• Hexadecimal: 0x7E106707C8B4
• Base-36: 1D4S203V78

Squares and roots of 138608913139892

• 138608913139892 squared (138608913139892²) is 19212430801822125134361771664
• 138608913139892 cubed (138608913139892³) is 2663014152215948553952364848397378193620288
• The square root of 138608913139892 is 11773228.6625161579
• The cube root of 138608913139892 is 51752.3870341931

Scales and comparisons

• 138,608,913,139,892 seconds is equal to 4,407,334 years, 36 weeks, 11 minutes, 32 seconds.
• To count from 1 to 138,608,913,139,892 would take you about eleven million, eighteen thousand, three hundred thirty-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 138608913139892 cubic inches would be around 4312.7 feet tall.

Recreational maths with 138608913139892

• 138608913139892 backwards is 298931319806831
• The number of decimal digits it has is: 15
• The sum of 138608913139892's digits is 71
• More coming soon!