21404260472976

Names of 21404260472976

• Cardinal: 21404260472976 can be written as Twenty-one trillion, four hundred four billion, two hundred sixty million, four hundred seventy-two thousand, nine hundred seventy-six.

Scientific notation

• Scientific notation: 2.1404260472976 × 10¹³

Factors of 21404260472976

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 189834897

Divisors of 21404260472976

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 29 36 48 54 58 72 81 87 108 116 144 162 174 216 232 243 261 324 348 432 464 486 522 648 696 783 972 1044 1296 1392 1566 1944 2088 2349 3132 3888 4176 4698 6264 7047 9396 12528 14094 18792 28188 37584 56376 112752 189834863 379669726 569504589 759339452 1139009178 1518678904 1708513767 2278018356 3037357808 3417027534 4556036712 5125541301 5505211027 6834055068 9112073424 10251082602 11010422054 13668110136 15376623903 16515633081 20502165204 22020844108 27336220272 30753247806 33031266162 41004330408 44041688216 46129871709 49546899243 61506495612 66062532324 82008660816 88083376432 92259743418 99093798486 123012991224 132125064648 148640697729 184519486836 198187596972 246025982448 264250129296 297281395458 369038973672 396375193944 445922093187 594562790916 738077947344 792750387888 891844186374 1189125581832 1337766279561 1783688372748 2378251163664 2675532559122 3567376745496 5351065118244 7134753490992 10702130236488 21404260472976
• Sum of all divisors σ(n): 64262898161280
• Sum of proper divisors (its aliquot sum) s(n): 42858637688304
• 21404260472976 is an abundant number, because the sum of its proper divisors (42858637688304) is greater than itself. Its abundance is 21454377215328

Bases of 21404260472976

• Binary: 100110111011110010001010101111001100010010000₂
• Hexadecimal: 0x137791579890
• Base-36: 7L4ZC1L00

Squares and roots of 21404260472976

• 21404260472976 squared (21404260472976²) is 458142366395002779226296576
• 21404260472976 cubed (21404260472976³) is 9806198544024246075325085257150609330176
• The square root of 21404260472976 is 4626473.8703440225
• The cube root of 21404260472976 is 27765.1533061311

Scales and comparisons

• 21,404,260,472,976 seconds is equal to 680,589 years, 14 weeks, 2 days, 5 hours, 9 minutes, 36 seconds.
• To count from 1 to 21,404,260,472,976 would take you about one million, seven hundred one thousand, four hundred seventy-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 21404260472976 cubic inches would be around 2313.8 feet tall.

Recreational maths with 21404260472976

• 21404260472976 backwards is 67927406240412
• 21404260472976 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21404260472976's digits is 54
• More coming soon!