13551138125

Names of 13551138125

• Cardinal: 13551138125 can be written as Thirteen billion, five hundred fifty-one million, one hundred thirty-eight thousand, one hundred twenty-five.

Scientific notation

• Scientific notation: 1.3551138125 × 10¹⁰

Factors of 13551138125

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 168

Divisors of 13551138125

• Number of divisors d(n): 80
• Complete list of divisors:
  1 5 7 25 29 35 125 127 145 175 203 625 635 725 841 875 889 1015 3175 3625 3683 4205 4375 4445 5075 5887 15875 18125 18415 21025 22225 24389 25375 25781 29435 79375 92075 105125 106807 111125 121945 126875 128905 147175 170723 460375 525625 534035 555625 609725 644525 735875 747649 853615 2301875 2670175 3048625 3097403 3222625 3679375 3738245 4268075 13350875 15243125 15487015 16113125 18691225 21340375 21681821 66754375 77435075 93456125 106701875 108409105 387175375 467280625 542045525 1935876875 2710227625 13551138125
• Sum of all divisors σ(n): 20201533440
• Sum of proper divisors (its aliquot sum) s(n): 6650395315
• 13551138125 is a deficient number, because the sum of its proper divisors (6650395315) is less than itself. Its deficiency is 6900742810

Bases of 13551138125

• Binary: 1100100111101101011111010101001101₂
• Hexadecimal: 0x327B5F54D
• Base-36: 683ZX3H

Squares and roots of 13551138125

• 13551138125 squared (13551138125²) is 183633344482828515625
• 13551138125 cubed (13551138125³) is 2488440815442515905923095703125
• The square root of 13551138125 is 116409.3558310499
• The cube root of 13551138125 is 2384.1043345893

Scales and comparisons

• 13,551,138,125 seconds is equal to 430 years, 45 weeks, 6 days, 21 hours, 2 minutes, 5 seconds.
• To count from 1 to 13,551,138,125 would take you about eight hundred sixty-one 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 13551138125 cubic inches would be around 198.7 feet tall.

Recreational maths with 13551138125

• 13551138125 backwards is 52183115531
• 13551138125 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13551138125's digits is 35
• More coming soon!