21429415392

Names of 21429415392

• Cardinal: 21429415392 can be written as Twenty-one billion, four hundred twenty-nine million, four hundred fifteen thousand, three hundred ninety-two.

Scientific notation

• Scientific notation: 2.1429415392 × 10¹⁰

Factors of 21429415392

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 420

Divisors of 21429415392

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 6 7 8 11 12 14 16 19 21 22 24 28 32 33 38 42 44 48 49 56 57 66 71 76 77 84 88 96 98 112 114 132 133 142 147 152 154 168 176 196 209 213 224 228 231 264 266 284 294 304 307 308 336 352 392 399 418 426 456 462 497 528 532 539 568 588 608 614 616 627 672 781 784 798 836 852 912 921 924 931 994 1056 1064 1078 1136 1176 1228 1232 1254 1349 1463 1491 1562 1568 1596 1617 1672 1704 1824 1842 1848 1862 1988 2128 2149 2156 2272 2343 2352 2456 2464 2508 2698 2793 2926 2982 3124 3192 3234 3344 3377 3408 3479 3684 3696 3724 3976 4047 4256 4298 4312 4389 4686 4704 4912 5016 5396 5467 5586 5833 5852 5964 6248 6384 6447 6468 6688 6754 6816 6958 7368 7392 7448 7952 8094 8596 8624 8778 9372 9443 9824 10032 10131 10241 10437 10792 10934 11172 11666 11704 11928 12496 12768 12894 12936 13508 13916 14736 14839 14896 15043 15904 16188 16401 17192 17248 17499 17556 18744 18886 20064 20262 20482 20874 21584 21797 21868 22344 23332 23408 23639 23856 24992 25788 25872 27016 27832 28329 29472 29678 29792 30086 30723 32376 32802 34384 34998 35112 37488 37772 38269 40524 40831 40964 41748 43168 43594 43736 44517 44688 45129 46664 46816 47278 47712 51576 51744 54032 55664 56658 59356 60172 61446 64163 64752 65391 65604 66101 68768 69996 70224 70917 74976 75544 76538 81048 81662 81928 83496 87188 87472 89034 89376 90258 93328 94556 103152 103873 108064 111328 113316 114807 118712 120344 122493 122892 128326 129504 130782 131208 132202 139992 140448 141834 151088 152579 153076 162096 163324 163856 165473 166992 174376 174944 178068 180516 186656 189112 192489 198303 206304 207746 226632 229614 237424 239767 240688 244986 245784 256652 261564 262416 264404 279984 283668 285817 302176 305158 306152 311619 324192 326648 327712 330946 333984 348752 356136 361032 378224 384978 396606 414143 415492 449141 453264 457737 459228 474848 479534 481376 489972 491568 496419 513304 523128 524832 528808 559968 567336 571634 610316 612304 623238 653296 661892 697504 712272 719301 722064 727111 756448 769956 793212 828286 830984 857451 898282 906528 915474 918456 959068 979944 983136 992838 1026608 1046256 1057616 1068053 1134672 1143268 1220632 1224608 1242429 1246476 1306592 1323784 1347423 1424544 1438602 1444128 1454222 1539912 1586424 1656572 1661968 1678369 1714902 1796564 1830948 1836912 1918136 1959888 1985676 2053216 2092512 2115232 2136106 2181333 2269344 2286536 2441264 2484858 2492952 2647568 2694846 2877204 2899001 2908444 3079824 3143987 3172848 3204159 3313144 3323936 3356738 3429804 3593128 3661896 3673824 3836272 3919776 3971352 4272212 4362666 4555573 4573072 4882528 4969716 4985904 5035107 5295136 5389692 5754408 5798002 5816888 6159648 6287974 6345696 6408318 6626288 6713476 6859608 7186256 7323792 7672544 7942704 8544424 8697003 8725332 9111146 9146144 9431961 9939432 9971808 10070214 10779384 11508816 11596004 11633776 11748583 12575948 12816636 13252576 13426952 13666719 13719216 14372512 14647584 15885408 17088848 17394006 17450664 18222292 18863922 19878864 20140428 20293007 21558768 23017632 23192008 23267552 23497166 25151896 25633272 26853904 27333438 27438432 31889011 34177696 34788012 34901328 35245749 36444584 37727844 39757728 40280856 40586014 43117536 46384016 46994332 50303792 51266544 53707808 54666876 60879021 63778022 69576024 69802656 70491498 72889168 75455688 80561712 81172028 92768032 93988664 95667033 100607584 102533088 109333752 121758042 127556044 139152048 140982996 145778336 150911376 161123424 162344056 187977328 191334066 218667504 223223077 243516084 255112088 278304096 281965992 301822752 324688112 375954656 382668132 437335008 446446154 487032168 510224176 563931984 649376224 669669231 765336264 892892308 974064336 1020448352 1127863968 1339338462 1530672528 1785784616 1948128672 2678676924 3061345056 3571569232 5357353848 7143138464 10714707696 21429415392
• Sum of all divisors σ(n): 76448655360
• Sum of proper divisors (its aliquot sum) s(n): 55019239968
• 21429415392 is an abundant number, because the sum of its proper divisors (55019239968) is greater than itself. Its abundance is 33589824576

Bases of 21429415392

• Binary: 10011111101010010101110110111100000₂
• Hexadecimal: 0x4FD4AEDE0
• Base-36: 9UEIQQO

Squares and roots of 21429415392

• 21429415392 squared (21429415392²) is 459219844042886513664
• 21429415392 cubed (21429415392³) is 9840812794244471764020539916288
• The square root of 21429415392 is 146387.8935977973
• The cube root of 21429415392 is 2777.6025857373

Scales and comparisons

• 21,429,415,392 seconds is equal to 681 years, 20 weeks, 1 day, 15 hours, 23 minutes, 12 seconds.
• To count from 1 to 21,429,415,392 would take you about one thousand, three hundred sixty-two 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 21429415392 cubic inches would be around 231.5 feet tall.

Recreational maths with 21429415392

• 21429415392 backwards is 29351492412
• 21429415392 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21429415392's digits is 42
• More coming soon!