20729249057664

Names of 20729249057664

• Cardinal: 20729249057664 can be written as Twenty trillion, seven hundred twenty-nine billion, two hundred forty-nine million, fifty-seven thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 2.0729249057664 × 10¹³

Factors of 20729249057664

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 7255

Divisors of 20729249057664

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 42 48 49 56 63 64 72 84 96 98 112 126 128 144 147 168 192 196 224 252 288 294 336 343 384 392 441 448 504 576 588 672 686 784 882 896 1008 1029 1152 1176 1344 1372 1568 1764 2016 2058 2352 2688 2744 3087 3136 3528 4032 4116 4704 5488 6174 6272 7056 7243 8064 8232 9408 10976 12348 14112 14486 16464 18816 21729 21952 24696 28224 28972 32928 43458 43904 49392 50701 56448 57944 65187 65856 86916 98784 101402 115888 130374 131712 152103 173832 197568 202804 231776 260748 304206 347664 354907 395136 405608 456309 463552 521496 608412 695328 709814 811216 912618 927104 1042992 1064721 1216824 1390656 1419628 1622432 1825236 2085984 2129442 2433648 2484349 2781312 2839256 3194163 3244864 3650472 4171968 4258884 4867296 4968698 5678512 6388326 6489728 7300944 7453047 8343936 8517768 9734592 9937396 11357024 12776652 14601888 14906094 17035536 19469184 19874792 22359141 22714048 25553304 29203776 29812188 34071072 39749584 44718282 45428096 51106608 52461049 58407552 59624376 68142144 79499168 89436564 102213216 104922098 119248752 136284288 157383147 158998336 178873128 204426432 209844196 238497504 314766294 317996672 357746256 367227343 408852864 419688392 472149441 476995008 629532588 715492512 734454686 839376784 944298882 953990016 1101682029 1259065176 1430985024 1468909372 1678753568 1888597764 2203364058 2518130352 2570591401 2861970048 2937818744 3305046087 3357507136 3777195528 4406728116 5036260704 5141182802 5875637488 6610092174 6715014272 7554391056 7711774203 8813456232 10072521408 10282365604 11751274976 13220184348 15108782112 15423548406 17626912464 17994139807 20145042816 20564731208 23135322609 23502549952 26440368696 30217564224 30847096812 35253824928 35988279614 41129462416 46270645218 47005099904 52880737392 53982419421 60435128448 61694193624 70507649856 71976559228 82258924832 92541290436 105761474784 107964838842 123388387248 141015299712 143953118456 161947258263 164517849664 185082580872 211522949568 215929677684 246776774496 287906236912 323894516526 329035699328 370165161744 423045899136 431859355368 493553548992 575812473824 647789033052 740330323488 863718710736 987107097984 1151624947648 1295578066104 1480660646976 1727437421472 2303249895296 2591156132208 2961321293952 3454874842944 5182312264416 6909749685888 10364624528832 20729249057664
• Sum of all divisors σ(n): 69572956518000
• Sum of proper divisors (its aliquot sum) s(n): 48843707460336
• 20729249057664 is an abundant number, because the sum of its proper divisors (48843707460336) is greater than itself. Its abundance is 28114458402672

Bases of 20729249057664

• Binary: 100101101101001100111100001101100101110000000₂
• Hexadecimal: 0x12DA6786CB80
• Base-36: 7CIVVOBK0

Squares and roots of 20729249057664

• 20729249057664 squared (20729249057664²) is 429701766494663831997136896
• 20729249057664 cubed (20729249057664³) is 8907394938186066407911113212554005970944
• The square root of 20729249057664 is 4552938.5080038145
• The cube root of 20729249057664 is 27470.1600548285

Scales and comparisons

• 20,729,249,057,664 seconds is equal to 659,126 years, 2 hours, 14 minutes, 24 seconds.
• To count from 1 to 20,729,249,057,664 would take you about one million, six hundred forty-seven thousand, eight hundred fifteen 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 20729249057664 cubic inches would be around 2289.2 feet tall.

Recreational maths with 20729249057664

• 20729249057664 backwards is 46675094292702
• 20729249057664 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 20729249057664's digits is 63
• More coming soon!