21463738140376079

Names of 21463738140376079

• Cardinal: 21463738140376079 can be written as Twenty-one quadrillion, four hundred sixty-three trillion, seven hundred thirty-eight billion, one hundred forty million, three hundred seventy-six thousand and seventy-nine.

Scientific notation

• Scientific notation: 2.1463738140376079 × 10¹⁶

Factors of 21463738140376079

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 134057

Divisors of 21463738140376079

• Number of divisors d(n): 18
• Complete list of divisors:
  1 59 3481 6967 127031 411053 7494829 24252127 48539089 442194911 885024977 2863806251 52216473643 168964568809 3080771944937 6165969014759 363792171870781 21463738140376079
• Sum of all divisors σ(n): 21837002506109784
• Sum of proper divisors (its aliquot sum) s(n): 373264365733705
• 21463738140376079 is a deficient number, because the sum of its proper divisors (373264365733705) is less than itself. Its deficiency is 21090473774642374

Bases of 21463738140376079

• Binary: 1001100010000010010011111110111011010001011110000001111₂
• Hexadecimal: 0x4C4127F768BC0F
• Base-36: 5VC9D6FHERZ

Squares and roots of 21463738140376079

• 21463738140376079 squared (21463738140376079²) is 460692054958634781952047555414241
• 21463738140376079 cubed (21463738140376079³) is 9888173630983882099051535176400152143444372341039
• The square root of 21463738140376079 is 146505078.8893548189
• The cube root of 21463738140376079 is 277908.4724500153

Scales and comparisons

• 21,463,738,140,376,079 seconds is equal to 682,480,481 years, 8 weeks, 3 days, 5 hours, 47 minutes, 59 seconds.
• To count from 1 to 21,463,738,140,376,079 would take you about two billion, forty-seven million, four hundred forty-one thousand, four hundred forty-three 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 21463738140376079 cubic inches would be around 23159 feet tall.

Recreational maths with 21463738140376079

• 21463738140376079 backwards is 97067304183736412
• The number of decimal digits it has is: 17
• The sum of 21463738140376079's digits is 71
• More coming soon!