21127054473

Names of 21127054473

• Cardinal: 21127054473 can be written as Twenty-one billion, one hundred twenty-seven million, fifty-four thousand, four hundred seventy-three.

Scientific notation

• Scientific notation: 2.1127054473 × 10¹⁰

Factors of 21127054473

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 749

Divisors of 21127054473

• Number of divisors d(n): 84
• Complete list of divisors:
  1 3 7 9 21 27 49 63 81 147 189 243 343 441 567 739 1029 1323 1701 2217 2401 3087 3969 5173 6651 7203 9261 11907 15519 16807 19953 21609 27783 36211 46557 50421 59859 64827 83349 108633 117649 139671 151263 179577 194481 253477 325899 352947 419013 453789 583443 760431 977697 1058841 1257039 1361367 1774339 2281293 2933091 3176523 4084101 5323017 6843879 8799273 9529569 12420373 15969051 20531637 28588707 37261119 47907153 61594911 86942611 111783357 143721459 260827833 335350071 431164377 782483499 1006050213 2347450497 3018150639 7042351491 21127054473
• Sum of all divisors σ(n): 36971545520
• Sum of proper divisors (its aliquot sum) s(n): 15844491047
• 21127054473 is a deficient number, because the sum of its proper divisors (15844491047) is less than itself. Its deficiency is 5282563426

Bases of 21127054473

• Binary: 10011101011010001010100010010001001₂
• Hexadecimal: 0x4EB454489
• Base-36: 9PEI3K9

Squares and roots of 21127054473

• 21127054473 squared (21127054473²) is 446352430705109307729
• 21127054473 cubed (21127054473³) is 9430112117662802143809902921817
• The square root of 21127054473 is 145351.4859676367
• The cube root of 21127054473 is 2764.4770190709

Scales and comparisons

• 21,127,054,473 seconds is equal to 671 years, 40 weeks, 2 days, 2 hours, 14 minutes, 33 seconds.
• To count from 1 to 21,127,054,473 would take you about one thousand, three 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 21127054473 cubic inches would be around 230.4 feet tall.

Recreational maths with 21127054473

• 21127054473 backwards is 37445072112
• The number of decimal digits it has is: 11
• The sum of 21127054473's digits is 36
• More coming soon!