138127155824035161

Names of 138127155824035161

• Cardinal: 138127155824035161 can be written as One hundred thirty-eight quadrillion, one hundred twenty-seven trillion, one hundred fifty-five billion, eight hundred twenty-four million, thirty-five thousand, one hundred sixty-one.

Scientific notation

• Scientific notation: 1.38127155824035161 × 10¹⁷

Factors of 138127155824035161

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 43690

Divisors of 138127155824035161

• Number of divisors d(n): 81
• Complete list of divisors:
  1 3 7 9 21 49 63 147 409 441 1227 2863 3681 8589 20041 25767 43271 60123 129813 167281 180369 302897 389439 501843 908691 1170967 1505529 2120279 2726073 3512901 6360837 8196769 10538703 17697839 19082511 24590307 53093517 73770921 123884873 159280551 371654619 867194111 1114963857 1872379441 2601582333 5617138323 7238416151 7804746999 13106656087 16851414969 21715248453 39319968261 50668913057 65145745359 91746592609 117959904783 152006739171 275239777827 354682391399 456020217513 765803191369 825719333481 1064047174197 2297409574107 3192141522591 5360622339583 6892228722321 16081867018749 37524356377081 48245601056247 112573069131243 313213505269921 337719207393729 939640515809763 2192494536889447 2818921547429289 6577483610668341 15347461758226129 19732450832005023 46042385274678387 138127155824035161
• Sum of all divisors σ(n): 232665431939771103
• Sum of proper divisors (its aliquot sum) s(n): 94538276115735942
• 138127155824035161 is a deficient number, because the sum of its proper divisors (94538276115735942) is less than itself. Its deficiency is 43588879708299219

Bases of 138127155824035161

• Binary: 111101010101110011110101010011000101110100000010101011001₂
• Hexadecimal: 0x1EAB9EA98BA0559
• Base-36: 11S1ZNDS5H09

Squares and roots of 138127155824035161

• 138127155824035161 squared (138127155824035161²) is 19079111176037290496827856564295921
• 138127155824035161 cubed (138127155824035161³) is 2635343362396593559918156368531582919079251112878281
• 138127155824035161 is a perfect square number. Its square root is 371654619
• The cube root of 138127155824035161 is 516923.5955218195

Scales and comparisons

• 138,127,155,824,035,161 seconds is equal to 4,392,016,299 years, 44 weeks, 4 days, 13 hours, 19 minutes, 21 seconds.
• To count from 1 to 138,127,155,824,035,161 would take you about thirteen billion, one hundred seventy-six million, forty-eight thousand, eight hundred ninety-nine 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 138127155824035161 cubic inches would be around 43077 feet tall.

Recreational maths with 138127155824035161

• 138127155824035161 backwards is 161530428551721831
• 138127155824035161 is a Harshad number.
• The number of decimal digits it has is: 18
• The sum of 138127155824035161's digits is 63
• More coming soon!