138031278843750

Names of 138031278843750

• Cardinal: 138031278843750 can be written as One hundred thirty-eight trillion, thirty-one billion, two hundred seventy-eight million, eight hundred forty-three thousand, seven hundred fifty.

Scientific notation

• Scientific notation: 1.3803127884375 × 10¹⁴

Factors of 138031278843750

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 38381

Divisors of 138031278843750

• Number of divisors d(n): 84
• Complete list of divisors:
  1 2 3 5 6 10 15 25 30 50 75 125 150 250 375 625 750 1250 1875 3125 3750 6250 9375 15625 18750 31250 38371 46875 76742 93750 115113 191855 230226 383710 575565 959275 1151130 1918550 2877825 4796375 5755650 9592750 14389125 23981875 28778250 47963750 71945625 119909375 143891250 239818750 359728125 599546875 719456250 1199093750 1472333641 1798640625 2944667282 3597281250 4417000923 7361668205 8834001846 14723336410 22085004615 36808341025 44170009230 73616682050 110425023075 184041705125 220850046150 368083410250 552125115375 920208525625 1104250230750 1840417051250 2760625576875 4601042628125 5521251153750 9202085256250 13803127884375 23005213140625 27606255768750 46010426281250 69015639421875 138031278843750
• Sum of all divisors σ(n): 345082773430836
• Sum of proper divisors (its aliquot sum) s(n): 207051494587086
• 138031278843750 is an abundant number, because the sum of its proper divisors (207051494587086) is greater than itself. Its abundance is 69020215743336

Bases of 138031278843750

• Binary: 11111011000100111101001010101111110011101100110₂
• Hexadecimal: 0x7D89E957E766
• Base-36: 1CXEOZK7S6

Squares and roots of 138031278843750

• 138031278843750 squared (138031278843750²) is 19052633939241066336914062500
• 138031278843750 cubed (138031278843750³) is 2629859427975278622801676344818115234375000
• The square root of 138031278843750 is 11748671.3650416659
• The cube root of 138031278843750 is 51680.3965304685

Scales and comparisons

• 138,031,278,843,750 seconds is equal to 4,388,967 years, 36 weeks, 5 days, 21 hours, 2 minutes, 30 seconds.
• To count from 1 to 138,031,278,843,750 would take you about ten million, nine hundred seventy-two thousand, four hundred nineteen 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 138031278843750 cubic inches would be around 4306.7 feet tall.

Recreational maths with 138031278843750

• 138031278843750 backwards is 057348872130831
• The number of decimal digits it has is: 15
• The sum of 138031278843750's digits is 60
• More coming soon!