21160020672

Names of 21160020672

• Cardinal: 21160020672 can be written as Twenty-one billion, one hundred sixty million, twenty thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 2.1160020672 × 10¹⁰

Factors of 21160020672

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 213

Divisors of 21160020672

• Number of divisors d(n): 504
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 31 32 36 42 43 48 56 62 63 64 72 84 86 93 96 112 124 126 127 129 144 168 172 186 192 217 224 248 252 254 258 279 288 301 336 344 372 381 387 434 448 496 504 508 516 558 576 602 651 672 688 744 762 774 868 889 903 961 992 1008 1016 1032 1116 1143 1204 1302 1333 1344 1376 1488 1524 1548 1736 1778 1806 1922 1953 1984 2016 2032 2064 2232 2286 2408 2604 2666 2667 2709 2752 2883 2976 3048 3096 3472 3556 3612 3844 3906 3937 3999 4032 4064 4128 4464 4572 4816 5208 5332 5334 5418 5461 5766 5952 6096 6192 6727 6944 7112 7224 7688 7812 7874 7998 8001 8128 8256 8649 8928 9144 9331 9632 10416 10664 10668 10836 10922 11532 11811 11997 12192 12384 13454 13888 14224 14448 15376 15624 15748 15996 16002 16383 17298 17856 18288 18662 19264 20181 20832 21328 21336 21672 21844 23064 23622 23994 24384 24768 26908 27559 27993 28448 28896 30752 31248 31496 31992 32004 32766 34596 35433 36576 37324 38227 40362 41323 41664 42656 42672 43344 43688 46128 47244 47988 49149 53816 55118 55986 56896 57792 60543 61504 62496 62992 63984 64008 65532 69192 70866 73152 74648 76454 80724 82646 82677 83979 85312 85344 86688 87376 92256 94488 95976 98298 107632 110236 111972 114681 121086 122047 123969 124992 125984 127968 128016 131064 138384 141732 149296 152908 161448 165292 165354 167958 169291 170688 173376 174752 184512 188976 191952 196596 215264 220472 223944 229362 242172 244094 247938 248031 251968 255936 256032 262128 276768 283464 289261 298592 305816 322896 330584 330708 335916 338582 344043 349504 366141 371907 377952 383904 393192 430528 440944 447888 458724 484344 488188 495876 496062 507873 512064 524256 553536 566928 578522 597184 611632 645792 661168 661416 671832 677164 688086 732282 743814 755904 767808 786384 854329 867783 881888 895776 917448 968688 976376 991752 992124 1015746 1048512 1098423 1133856 1157044 1185037 1223264 1291584 1322336 1322832 1343664 1354328 1376172 1464564 1487628 1523619 1572768 1708658 1735566 1763776 1791552 1834896 1937376 1952752 1983504 1984248 2031492 2196846 2267712 2314088 2370074 2446528 2562987 2603349 2644672 2645664 2687328 2708656 2752344 2929128 2975256 3047238 3145536 3417316 3471132 3555111 3669792 3874752 3905504 3967008 3968496 4062984 4393692 4628176 4740148 5125974 5206698 5248021 5291328 5374656 5417312 5504688 5858256 5950512 6094476 6834632 6942264 7110222 7339584 7688961 7811008 7934016 7936992 8125968 8787384 9256352 9480296 10251948 10413396 10496042 10665333 10834624 11009376 11716512 11901024 12188952 13669264 13884528 14220444 15377922 15744063 15873984 16251936 17574768 18512704 18960592 20503896 20826792 20992084 21330666 22018752 23433024 23802048 24377904 27338528 27769056 28440888 30755844 31488126 32503872 35149536 36736147 37921184 41007792 41653584 41984168 42661332 47232189 48755808 54677056 55538112 56881776 61511688 62976252 70299072 73472294 75842368 82015584 83307168 83968336 85322664 94464378 97511616 110208441 113763552 123023376 125952504 146944588 164031168 166614336 167936672 170645328 188928756 220416882 227527104 246046752 251905008 293889176 330625323 335873344 341290656 377857512 440833764 492093504 503810016 587778352 661250646 682581312 755715024 881667528 1007620032 1175556704 1322501292 1511430048 1763335056 2351113408 2645002584 3022860096 3526670112 5290005168 7053340224 10580010336 21160020672
• Sum of all divisors σ(n): 73866743808
• Sum of proper divisors (its aliquot sum) s(n): 52706723136
• 21160020672 is an abundant number, because the sum of its proper divisors (52706723136) is greater than itself. Its abundance is 31546702464

Bases of 21160020672

• Binary: 10011101101001111000100101011000000₂
• Hexadecimal: 0x4ED3C4AC0
• Base-36: 9PY4OG0

Squares and roots of 21160020672

• 21160020672 squared (21160020672²) is 447746474839467331584
• 21160020672 cubed (21160020672³) is 9474324663418256617786118504448
• The square root of 21160020672 is 145464.8434227323
• The cube root of 21160020672 is 2765.9141485643

Scales and comparisons

• 21,160,020,672 seconds is equal to 672 years, 42 weeks, 5 days, 15 hours, 31 minutes, 12 seconds.
• To count from 1 to 21,160,020,672 would take you about one thousand, three hundred forty-five 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 21160020672 cubic inches would be around 230.5 feet tall.

Recreational maths with 21160020672

• 21160020672 backwards is 27602006112
• The number of decimal digits it has is: 11
• The sum of 21160020672's digits is 27
• More coming soon!