28388471832

Names of 28388471832

• Cardinal: 28388471832 can be written as Twenty-eight billion, three hundred eighty-eight million, four hundred seventy-one thousand, eight hundred thirty-two.

Scientific notation

• Scientific notation: 2.8388471832 × 10¹⁰

Factors of 28388471832

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 129

Divisors of 28388471832

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 18 21 23 24 28 36 41 42 46 49 53 56 63 69 72 82 84 92 98 106 123 126 138 147 159 161 164 168 184 196 207 212 246 252 276 287 294 318 322 328 343 369 371 392 414 424 441 477 483 492 504 529 552 574 588 636 644 686 738 742 828 861 882 943 954 966 984 1029 1058 1113 1127 1148 1176 1219 1272 1288 1372 1449 1476 1484 1587 1656 1722 1764 1886 1908 1932 2009 2058 2116 2173 2226 2254 2296 2438 2583 2597 2744 2829 2898 2952 2968 3087 3174 3339 3381 3444 3528 3657 3703 3772 3816 3864 4018 4116 4232 4346 4452 4508 4761 4876 5166 5194 5658 5796 6027 6174 6348 6519 6601 6678 6762 6888 7314 7406 7544 7791 7889 8036 8232 8487 8533 8692 8904 9016 9522 9752 10143 10332 10388 10971 11109 11316 11592 12054 12348 12696 13038 13202 13356 13524 14063 14628 14812 15211 15582 15778 16072 16974 17066 17384 18081 18179 19044 19557 19803 20286 20664 20776 21689 21942 22218 22632 23373 23667 24108 24696 25599 25921 26076 26404 26712 27048 28037 28126 29256 29624 30422 31164 31556 33327 33948 34132 36162 36358 38088 39114 39606 40572 42189 43378 43884 44436 45633 46207 46746 47334 48216 49979 51198 51842 52152 52808 54537 56074 56252 59409 59731 60844 62328 63112 65067 66654 67896 68264 71001 72324 72716 76797 77763 78228 79212 81144 84111 84378 86756 87768 88872 91266 92414 93492 94668 99958 102396 103684 106477 109074 112148 112504 118818 119462 121688 126567 130134 133308 136899 138621 142002 144648 145432 149937 151823 153594 155526 156456 158424 163611 168222 168756 173512 179193 181447 182532 184828 186984 189336 195201 196259 199916 204792 207368 212954 218148 224296 233289 237636 238924 252333 253134 260268 266616 273798 277242 284004 299874 303646 307188 311052 319431 323449 327222 336444 337512 349853 358386 362894 365064 369656 390402 392518 399832 415863 418117 425908 436296 449811 455469 466578 475272 477848 504666 506268 520536 537579 544341 547596 554484 568008 588777 599748 607292 614376 622104 638862 646898 654444 672888 699706 716772 725788 745339 780804 785036 831726 836234 851816 899622 910938 933156 958293 970347 1009332 1012536 1049559 1062761 1075158 1088682 1095192 1108968 1149517 1177554 1199496 1214584 1254351 1277724 1293796 1308888 1366407 1373813 1399412 1433544 1451576 1490678 1561608 1570072 1633023 1663452 1672468 1766331 1799244 1821876 1866312 1916586 1940694 2018664 2099118 2125522 2150316 2177364 2236017 2299034 2355108 2448971 2508702 2555448 2587592 2732814 2747626 2798824 2911041 2981356 3148677 3188283 3266046 3326904 3344936 3448551 3532662 3598488 3643752 3763053 3833172 3881388 4121439 4198236 4251044 4300632 4354728 4472034 4598068 4710216 4897942 5017404 5465628 5495252 5822082 5962712 6297354 6376566 6532092 6708051 6897102 7065324 7346913 7439327 7526106 7666344 7762776 8046619 8242878 8396472 8502088 8944068 9196136 9564849 9616691 9795884 10034808 10345653 10931256 10990504 11644164 12364317 12594708 12753132 13064184 13416102 13794204 14130648 14693826 14878654 15052212 16093238 16485756 17142797 17888136 19129698 19233382 19591768 20691306 22040739 22317981 23288328 24139857 24728634 25189416 25506264 26832204 27588408 28850073 29387652 29757308 30104424 32186476 32971512 34285594 38259396 38466764 41382612 44081478 44635962 48279714 49457268 51428391 53664408 56326333 57700146 58775304 59514616 64372952 66953943 68571188 72419571 76518792 76933528 82765224 86550219 88162956 89271924 96559428 98914536 102856782 112652666 115400292 133907886 137142376 144839142 154285173 168978999 173100438 176325912 178543848 193118856 205713564 225305332 230800584 267815772 289678284 308570346 337957998 346200876 394284331 411427128 450610664 506936997 535631544 579356568 617140692 675915996 692401752 788568662 1013873994 1182852993 1234281384 1351831992 1577137324 2027747988 2365705986 3154274648 3548558979 4055495976 4731411972 7097117958 9462823944 14194235916 28388471832
• Sum of all divisors σ(n): 97827912000
• Sum of proper divisors (its aliquot sum) s(n): 69439440168
• 28388471832 is an abundant number, because the sum of its proper divisors (69439440168) is greater than itself. Its abundance is 41050968336

Bases of 28388471832

• Binary: 11010011100000101011011010000011000₂
• Hexadecimal: 0x69C15B418
• Base-36: D1HRH20

Squares and roots of 28388471832

• 28388471832 squared (28388471832²) is 805905332956257436224
• 28388471832 cubed (28388471832³) is 22878420843887295516385560442368
• The square root of 28388471832 is 168488.7884459973
• The cube root of 28388471832 is 3050.5677284827

Scales and comparisons

• 28,388,471,832 seconds is equal to 902 years, 34 weeks, 4 days, 6 hours, 37 minutes, 12 seconds.
• To count from 1 to 28,388,471,832 would take you about one thousand, eight hundred 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 28388471832 cubic inches would be around 254.2 feet tall.

Recreational maths with 28388471832

• 28388471832 backwards is 23817488382
• The number of decimal digits it has is: 11
• The sum of 28388471832's digits is 54
• More coming soon!