21076768661472

Names of 21076768661472

• Cardinal: 21076768661472 can be written as Twenty-one trillion, seventy-six billion, seven hundred sixty-eight million, six hundred sixty-one thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 2.1076768661472 × 10¹³

Factors of 21076768661472

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 359

Divisors of 21076768661472

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 37 48 54 72 74 81 96 108 111 144 148 162 216 222 243 288 296 317 324 333 432 444 486 592 634 648 666 729 864 888 951 972 999 1184 1268 1296 1332 1458 1776 1902 1944 1998 2187 2536 2592 2664 2853 2916 2997 3552 3804 3888 3996 4374 5072 5328 5706 5832 5994 6561 7608 7776 7992 8559 8748 8991 10144 10656 11412 11664 11729 11988 13122 15216 15984 17118 17496 17982 19683 22824 23328 23458 23976 25677 26244 26973 30432 31968 34236 34992 35187 35964 39366 45648 46916 47952 51354 52488 53946 59049 68472 69984 70374 71928 77031 78732 80919 91296 93832 95904 100489 102708 104976 105561 107892 118098 136944 140748 143856 154062 157464 161838 177147 187664 200978 205416 209952 211122 215784 231093 236196 242757 273888 281496 287712 301467 308124 314928 316683 323676 354294 375328 401956 410832 422244 431568 462186 472392 485514 562992 602934 616248 629856 633366 647352 693279 708588 728271 803912 821664 844488 863136 904401 924372 944784 950049 971028 1125984 1205868 1232496 1266732 1294704 1386558 1417176 1456542 1607824 1688976 1808802 1848744 1889568 1900098 1942056 2079837 2184813 2411736 2464992 2533464 2589408 2713203 2773116 2834352 2850147 2913084 3215648 3377952 3617604 3697488 3718093 3800196 3884112 4159674 4369626 4823472 5066928 5426406 5546232 5668704 5700294 5826168 6239511 6554439 7235208 7394976 7436186 7600392 7768224 8139609 8319348 8550441 8739252 9646944 10133856 10852812 11092464 11154279 11400588 11652336 12479022 13108878 14470416 14872372 15200784 16279218 16638696 17100882 17478504 18718533 21705624 22184928 22308558 22801176 23304672 24418827 24958044 25651323 26217756 28940832 29744744 30401568 32558436 33277392 33462837 34201764 34957008 37437066 43411248 44617116 45602352 48837654 49916088 51302646 52435512 56155599 59489488 65116872 66554784 66925674 68403528 69914016 73256481 74874132 76953969 86822496 89234232 91204704 97675308 99832176 100388511 102605292 104871024 112311198 118978976 130233744 133851348 136807056 146512962 149748264 153907938 178468464 195350616 199664352 200777022 205210584 209742048 219769443 224622396 230861907 260467488 267702696 273614112 293025924 299496528 301165533 307815876 356936928 390701232 401554044 410421168 439538886 449244792 461723814 535405392 586051848 598993056 602331066 615631752 659308329 692585721 781402464 803108088 820842336 879077772 898489584 903496599 923447628 1070810784 1172103696 1204662132 1231263504 1318616658 1385171442 1606216176 1758155544 1796979168 1806993198 1846895256 1977924987 2077757163 2344207392 2409324264 2462527008 2637233316 2710489797 2770342884 3212432352 3516311088 3613986396 3693790512 3955849974 4155514326 4818648528 5274466632 5420979594 5540685768 5933774961 7032622176 7227972792 7387581024 7911699948 8131469391 8311028652 9637297056 10548933264 10841959188 11081371536 11867549922 14455945584 15823399896 16262938782 16622057304 17801324883 21097866528 21683918376 22162743072 23735099844 24394408173 28911891168 31646799792 32525877564 33244114608 35602649766 43367836752 47470199688 48788816346 63293599584 65051755128 66488229216 71205299532 73183224519 86735673504 94940399376 97577632692 130103510256 142410599064 146366449038 189880798752 195155265384 219549673557 260207020512 284821198128 292732898076 390310530768 439099347114 569642396256 585465796152 658649020671 780621061536 878198694228 1170931592304 1317298041342 1756397388456 2341863184608 2634596082684 3512794776912 5269192165368 7025589553824 10538384330736 21076768661472
• Sum of all divisors σ(n): 64126727879760
• Sum of proper divisors (its aliquot sum) s(n): 43049959218288
• 21076768661472 is an abundant number, because the sum of its proper divisors (43049959218288) is greater than itself. Its abundance is 21973190556816

Bases of 21076768661472

• Binary: 100110010101101010001010011110001111111100000₂
• Hexadecimal: 0x132B514F1FE0
• Base-36: 7GYJ7VI00

Squares and roots of 21076768661472

• 21076768661472 squared (21076768661472²) is 444230177209208202537206784
• 21076768661472 cubed (21076768661472³) is 9362936677483192527503086903085357826048
• The square root of 21076768661472 is 4590944.2015202057
• The cube root of 21076768661472 is 27622.8197560963

Scales and comparisons

• 21,076,768,661,472 seconds is equal to 670,176 years, 2 weeks, 3 days, 17 hours, 31 minutes, 12 seconds.
• To count from 1 to 21,076,768,661,472 would take you about one million, six hundred seventy-five thousand, four hundred forty 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 21076768661472 cubic inches would be around 2301.9 feet tall.

Recreational maths with 21076768661472

• 21076768661472 backwards is 27416686767012
• The number of decimal digits it has is: 14
• The sum of 21076768661472's digits is 63
• More coming soon!