21132579321504

Names of 21132579321504

• Cardinal: 21132579321504 can be written as Twenty-one trillion, one hundred thirty-two billion, five hundred seventy-nine million, three hundred twenty-one thousand, five hundred four.

Scientific notation

• Scientific notation: 2.1132579321504 × 10¹³

Factors of 21132579321504

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 361463152

Divisors of 21132579321504

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 29 32 36 42 48 56 58 63 72 84 87 96 112 116 126 144 168 174 203 224 232 252 261 288 336 348 406 464 504 522 609 672 696 812 928 1008 1044 1218 1392 1624 1827 2016 2088 2436 2784 3248 3654 4176 4872 6496 7308 8352 9744 14616 19488 29232 58464 361463111 722926222 1084389333 1445852444 2168778666 2530241777 2891704888 3253167999 4337557332 5060483554 5783409776 6506335998 7590725331 8675114664 10120967108 10482430219 11566819552 13012671996 15181450662 17350229328 20241934216 20964860438 22772175993 26025343992 30362901324 31447290657 34700458656 40483868432 41929720876 45544351986 52050687984 60725802648 62894581314 73377011533 80967736864 83859441752 91088703972 94341871971 104101375968 121451605296 125789162628 146754023066 167718883504 182177407944 188683743942 220131034599 242903210592 251578325256 293508046132 335437767008 364354815888 377367487884 440262069198 503156650512 587016092264 660393103797 728709631776 754734975768 880524138396 1006313301024 1174032184528 1320786207594 1509469951536 1761048276792 2348064369056 2641572415188 3018939903072 3522096553584 5283144830376 7044193107168 10566289660752 21132579321504
• Sum of all divisors σ(n): 71049189294720
• Sum of proper divisors (its aliquot sum) s(n): 49916609973216
• 21132579321504 is an abundant number, because the sum of its proper divisors (49916609973216) is greater than itself. Its abundance is 28784030651712

Bases of 21132579321504

• Binary: 100110011100001001111111000100011011010100000₂
• Hexadecimal: 0x13384FE236A0
• Base-36: 7HO683MW0

Squares and roots of 21132579321504

• 21132579321504 squared (21132579321504²) is 446585908779658460996822016
• 21132579321504 cubed (21132579321504³) is 9437512141152082036329073846381529432064
• The square root of 21132579321504 is 4597018.5252513395
• The cube root of 21132579321504 is 27647.1797371353

Scales and comparisons

• 21,132,579,321,504 seconds is equal to 671,950 years, 34 weeks, 10 hours, 38 minutes, 24 seconds.
• To count from 1 to 21,132,579,321,504 would take you about one million, six hundred seventy-nine thousand, eight hundred seventy-six 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 21132579321504 cubic inches would be around 2303.9 feet tall.

Recreational maths with 21132579321504

• 21132579321504 backwards is 40512397523112
• The number of decimal digits it has is: 14
• The sum of 21132579321504's digits is 45
• More coming soon!