72953135418821161

Names of 72953135418821161

• Cardinal: 72953135418821161 can be written as Seventy-two quadrillion, nine hundred fifty-three trillion, one hundred thirty-five billion, four hundred eighteen million, eight hundred twenty-one thousand, one hundred sixty-one.

Scientific notation

• Scientific notation: 7.2953135418821161 × 10¹⁶

Factors of 72953135418821161

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 8432

Divisors of 72953135418821161

• Number of divisors d(n): 81
• Complete list of divisors:
  1 7 31 49 151 217 961 1057 1519 4681 6727 7399 8243 22801 32767 47089 57701 145111 159607 229369 255533 403907 706831 1015777 1117249 1244693 1788731 4947817 7110439 7921523 8712851 12521117 21911761 34634719 38585483 55450661 60989957 67947049 153382327 187948643 270098381 388154627 475629343 1073676289 1196149973 1315640501 1890688667 2106358519 3329405401 5826407933 8373049811 9209483507 10260004399 14744509633 40784855531 58611348677 65297114089 71820030793 103211567431 180618645923 285493988717 318060136369 457079798623 502740215551 1264330521461 1549260664249 2226420954583 3199558590361 8850313650227 9859864227439 10844824649743 15584946682081 48027080591719 69019049592073 75913772548201 336189564142033 483133347144511 1488839498343289 2353326948994231 10421876488403023 72953135418821161
• Sum of all divisors σ(n): 88284985534801629
• Sum of proper divisors (its aliquot sum) s(n): 15331850115980468
• 72953135418821161 is a deficient number, because the sum of its proper divisors (15331850115980468) is less than itself. Its deficiency is 57621285302840693

Bases of 72953135418821161

• Binary: 100000011001011100111110101111001111000111100101000101001₂
• Hexadecimal: 0x1032E7D79E3CA29
• Base-36: JYBQ7QQ87JD

Squares and roots of 72953135418821161

• 72953135418821161 squared (72953135418821161²) is 5322159967436858573990634901387921
• 72953135418821161 cubed (72953135418821161³) is 388268256825049964113873578848226800608744584596281
• 72953135418821161 is a perfect square number. Its square root is 270098381
• The cube root of 72953135418821161 is 417844.4653415903

Scales and comparisons

• 72,953,135,418,821,161 seconds is equal to 2,319,684,047 years, 23 weeks, 4 days, 9 hours, 26 minutes, 1 second.
• To count from 1 to 72,953,135,418,821,161 would take you about six billion, nine hundred fifty-nine million, fifty-two thousand, one hundred forty-two 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 72953135418821161 cubic inches would be around 34820.4 feet tall.

Recreational maths with 72953135418821161

• 72953135418821161 backwards is 16112881453135927
• The number of decimal digits it has is: 17
• The sum of 72953135418821161's digits is 67
• More coming soon!