401969948121

Names of 401969948121

• Cardinal: 401969948121 can be written as Four hundred one billion, nine hundred sixty-nine million, nine hundred forty-eight thousand, one hundred twenty-one.

Scientific notation

• Scientific notation: 4.01969948121 × 10¹¹

Factors of 401969948121

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 256

Divisors of 401969948121

• Number of divisors d(n): 135
• Complete list of divisors:
  1 3 7 9 19 21 49 57 63 133 147 171 227 343 361 399 441 681 931 1029 1083 1197 1589 2043 2401 2527 2793 3087 3249 4313 4767 6517 7203 7581 8379 11123 12939 14301 17689 19551 21609 22743 30191 33369 38817 45619 51529 53067 58653 77861 81947 90573 100107 123823 136857 154587 159201 211337 233583 245841 271719 360703 371469 410571 463761 545027 573629 634011 700749 737523 866761 979051 1082109 1114407 1479359 1635081 1720887 1902033 2524921 2600283 2937153 3246327 4015403 4438077 4905243 5162661 6853357 7574763 7800849 8811459 10355513 12046209 13314231 17674447 18601969 20560071 22724289 28107821 31066539 36138627 47973499 53023341 55805907 61680213 84323463 93199617 123721129 130213783 143920497 159070023 167417721 196754747 252970389 335814493 371163387 390641349 431761491 590264241 911496481 1007443479 1113490161 1171924047 1770792723 2350701451 2734489443 3022330437 6380475367 7052104353 8203468329 19141426101 21156313059 44663327569 57424278303 133989982707 401969948121
• Sum of all divisors σ(n): 718043131221
• Sum of proper divisors (its aliquot sum) s(n): 316073183100
• 401969948121 is a deficient number, because the sum of its proper divisors (316073183100) is less than itself. Its deficiency is 85896765021

Bases of 401969948121

• Binary: 101110110010111010001101010010111011001₂
• Hexadecimal: 0x5D9746A5D9
• Base-36: 54NUJ109

Squares and roots of 401969948121

• 401969948121 squared (401969948121²) is 161579839192399431430641
• 401969948121 cubed (401969948121³) is 64950239577568321989684659579775561
• 401969948121 is a perfect square number. Its square root is 634011
• The cube root of 401969948121 is 7380.1387799163

Scales and comparisons

• 401,969,948,121 seconds is equal to 12,781 years, 20 weeks, 5 days, 22 hours, 55 minutes, 21 seconds.
• To count from 1 to 401,969,948,121 would take you about twenty-five thousand, five hundred sixty-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 401969948121 cubic inches would be around 615 feet tall.

Recreational maths with 401969948121

• 401969948121 backwards is 121849969104
• The number of decimal digits it has is: 12
• The sum of 401969948121's digits is 54
• More coming soon!