138485025208972

Names of 138485025208972

• Cardinal: 138485025208972 can be written as One hundred thirty-eight trillion, four hundred eighty-five billion, twenty-five million, two hundred eight thousand, nine hundred seventy-two.

Scientific notation

• Scientific notation: 1.38485025208972 × 10¹⁴

Factors of 138485025208972

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 3082

Divisors of 138485025208972

• Number of divisors d(n): 162
• Complete list of divisors:
  1 2 4 13 23 26 43 46 52 86 92 169 172 299 338 529 559 598 676 989 1058 1118 1196 1978 2116 2236 3001 3887 3956 6002 6877 7267 7774 12004 12857 13754 14534 15548 22747 25714 27508 29068 39013 45494 51428 69023 78026 89401 90988 129043 138046 156052 167141 178802 258086 276092 295711 334282 357604 507169 516172 591422 668564 897299 1014338 1182844 1587529 1677559 1794598 2028676 2967989 3175058 3355118 3589196 3844243 5935978 6350116 6710236 7688486 9006001 11664887 11871956 15376972 18012002 20637877 21808267 23329774 36024004 38583857 41275754 43616534 46659548 68263747 77167714 82551508 87233068 117078013 136527494 154335428 207138023 234156026 268292401 273054988 387258043 414276046 468312052 501590141 536584802 774516086 828552092 887428711 1003180282 1073169604 1522014169 1549032172 1774857422 2006360564 2692794299 3044028338 3549714844 4764174529 5034354559 5385588598 6088056676 8906934989 9528349058 10068709118 10771177196 11536573243 17813869978 19056698116 20137418236 23073146486 35006325887 35627739956 46146292972 61934268877 65446609267 70012651774 115790154857 123868537754 130893218534 140025303548 204859504747 231580309714 247737075508 261786437068 409719009494 463160619428 805145495401 819438018988 1505272013141 1610290990802 2663173561711 3010544026282 3220581981604 5326347123422 6021088052564 10652694246844 34621256302243 69242512604486 138485025208972
• Sum of all divisors σ(n): 280804245135876
• Sum of proper divisors (its aliquot sum) s(n): 142319219926904
• 138485025208972 is an abundant number, because the sum of its proper divisors (142319219926904) is greater than itself. Its abundance is 3834194717932

Bases of 138485025208972

• Binary: 11111011111001110001110101110111111101010001100₂
• Hexadecimal: 0x7DF38EBBFA8C
• Base-36: 1D3754FJWS

Squares and roots of 138485025208972

• 138485025208972 squared (138485025208972²) is 19178102207129610332269296784
• 138485025208972 cubed (138485025208972³) is 2655879967614585639532860802219639087546048
• The square root of 138485025208972 is 11767966.0608353217
• The cube root of 138485025208972 is 51736.9637660903

Scales and comparisons

• 138,485,025,208,972 seconds is equal to 4,403,395 years, 22 weeks, 5 days, 22 hours, 2 minutes, 52 seconds.
• To count from 1 to 138,485,025,208,972 would take you about eleven million, eight thousand, four hundred eighty-eight 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 138485025208972 cubic inches would be around 4311.4 feet tall.

Recreational maths with 138485025208972

• 138485025208972 backwards is 279802520584831
• The number of decimal digits it has is: 15
• The sum of 138485025208972's digits is 64
• More coming soon!