138421069412572

Names of 138421069412572

• Cardinal: 138421069412572 can be written as One hundred thirty-eight trillion, four hundred twenty-one billion, sixty-nine million, four hundred twelve thousand, five hundred seventy-two.

Scientific notation

• Scientific notation: 1.38421069412572 × 10¹⁴

Factors of 138421069412572

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 74721

Divisors of 138421069412572

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 23 46 89 92 178 211 356 422 844 1093 2047 2186 4094 4372 4853 8188 9706 18779 19412 25139 37558 50278 73303 75116 97277 100556 146606 194554 230623 293212 389108 431917 461246 863834 922492 1685969 1727668 2237371 3371938 4474742 5304329 6523967 6743876 8949484 10608658 13047934 15466933 20525447 21217316 26095868 30933866 41050894 61867732 80120179 82101788 150051241 160240358 300102482 320480716 355739459 472085281 600204964 711478918 944170562 1376557037 1422957836 1842764117 1888341124 2753114074 3685528234 5506228148 7130695931 7371056468 14261391862 16905357769 28522783724 31660811851 33810715538 63321623702 67621431076 126643247404 164006006413 328012012826 388823228687 656024025652 777646457374 1504576841441 1555292914748 3009153682882 6018307365764 34605267353143 69210534706286 138421069412572
• Sum of all divisors σ(n): 257058901693440
• Sum of proper divisors (its aliquot sum) s(n): 118637832280868
• 138421069412572 is a deficient number, because the sum of its proper divisors (118637832280868) is less than itself. Its deficiency is 19783237131704

Bases of 138421069412572

• Binary: 11111011110010010101010101010111111100011011100₂
• Hexadecimal: 0x7DE4AAABF8DC
• Base-36: 1D2DRESVKS

Squares and roots of 138421069412572

• 138421069412572 squared (138421069412572²) is 19160392457320075729151655184
• 138421069412572 cubed (138421069412572³) is 2652202014306823194491584857416228378573248
• The square root of 138421069412572 is 11765248.3787029333
• The cube root of 138421069412572 is 51728.9980715549

Scales and comparisons

• 138,421,069,412,572 seconds is equal to 4,401,361 years, 43 weeks, 5 days, 19 hours, 2 minutes, 52 seconds.
• To count from 1 to 138,421,069,412,572 would take you about eleven million, three thousand, four hundred four 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 138421069412572 cubic inches would be around 4310.7 feet tall.

Recreational maths with 138421069412572

• 138421069412572 backwards is 275214960124831
• The number of decimal digits it has is: 15
• The sum of 138421069412572's digits is 55
• More coming soon!