21130509312

Names of 21130509312

• Cardinal: 21130509312 can be written as Twenty-one billion, one hundred thirty million, five hundred nine thousand, three hundred twelve.

Scientific notation

• Scientific notation: 2.1130509312 × 10¹⁰

Factors of 21130509312

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 161

Divisors of 21130509312

• Number of divisors d(n): 704
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 17 18 22 24 27 32 33 34 36 44 48 51 54 61 64 66 67 68 72 88 96 99 102 108 122 128 132 134 136 144 153 176 183 187 192 198 201 204 216 244 256 264 268 272 288 297 306 352 366 374 384 396 402 408 432 459 488 512 528 536 544 549 561 576 594 603 612 671 704 732 737 748 768 792 804 816 864 918 976 1024 1037 1056 1072 1088 1098 1122 1139 1152 1188 1206 1224 1342 1408 1464 1474 1496 1536 1584 1608 1632 1647 1683 1728 1809 1836 1952 2013 2074 2112 2144 2176 2196 2211 2244 2278 2304 2376 2412 2448 2684 2816 2928 2948 2992 3072 3111 3168 3216 3264 3294 3366 3417 3456 3618 3672 3904 4026 4087 4148 4224 4288 4352 4392 4422 4488 4556 4608 4752 4824 4896 5049 5368 5632 5856 5896 5984 6039 6222 6336 6432 6528 6588 6633 6732 6834 6912 7236 7344 7808 8052 8174 8296 8448 8576 8704 8784 8844 8976 9112 9216 9333 9504 9648 9792 10098 10251 10736 11264 11407 11712 11792 11968 12078 12261 12444 12529 12672 12864 13056 13176 13266 13464 13668 13824 14472 14688 15616 16104 16348 16592 16896 17152 17408 17568 17688 17952 18117 18224 18666 19008 19296 19584 19899 20196 20502 21472 22814 23424 23584 23936 24156 24522 24888 25058 25344 25728 26112 26352 26532 26928 27336 27648 27999 28944 29376 30753 31232 32208 32696 33184 33792 34221 34304 35136 35376 35904 36234 36448 36783 37332 37587 38016 38592 39168 39798 40392 41004 42944 44957 45628 46848 47168 47872 48312 49044 49776 50116 50688 51456 52224 52704 53064 53856 54672 55998 57888 58752 61506 62464 64416 65392 66368 68442 68608 69479 70272 70752 71808 72468 72896 73566 74664 75174 76032 77184 78336 79596 80784 82008 85888 89914 91256 93696 94336 95744 96624 98088 99552 100232 101376 102663 102912 105408 106128 107712 109344 110349 111996 112761 115776 117504 123012 128832 130784 132736 134871 136884 138958 140544 141504 143616 144936 145792 147132 149328 150348 152064 154368 156672 159192 161568 164016 171776 179828 182512 187392 188672 191488 193248 196176 199104 200464 205326 205824 208437 210816 212256 215424 218688 220698 223992 225522 231552 235008 246024 257664 261568 265472 269742 273768 277916 281088 283008 287232 289872 291584 294264 298656 300696 304128 307989 308736 318384 323136 328032 338283 343552 359656 365024 377344 386496 392352 398208 400928 404613 410652 416874 421632 424512 430848 437376 441396 447984 451044 463104 470016 492048 515328 523136 530944 539484 547536 555832 562176 566016 574464 579744 583168 588528 597312 601392 615978 617472 625311 636768 646272 656064 676566 687104 719312 730048 754688 764269 772992 784704 796416 801856 809226 821304 833748 843264 849024 861696 874752 882792 895968 902088 926208 984096 1030656 1046272 1061888 1078968 1095072 1111664 1132032 1159488 1166336 1177056 1194624 1202784 1213839 1231956 1250622 1273536 1292544 1312128 1353132 1438624 1460096 1528538 1545984 1569408 1592832 1603712 1618452 1642608 1667496 1686528 1698048 1723392 1749504 1765584 1791936 1804176 1852416 1875933 1968192 2061312 2092544 2157936 2190144 2223328 2264064 2292807 2318976 2354112 2389248 2405568 2427678 2463912 2501244 2547072 2585088 2624256 2706264 2877248 2920192 3057076 3091968 3138816 3185664 3207424 3236904 3285216 3334992 3396096 3499008 3531168 3583872 3608352 3751866 3936384 4185088 4315872 4380288 4446656 4585614 4637952 4708224 4778496 4811136 4855356 4927824 5002488 5094144 5170176 5248512 5412528 5754496 5840384 6114152 6183936 6277632 6414848 6473808 6570432 6669984 6792192 6878421 7062336 7167744 7216704 7503732 7872768 8631744 8760576 8893312 9171228 9275904 9416448 9556992 9622272 9710712 9855648 10004976 10188288 10497024 10825056 11508992 11680768 12228304 12555264 12829696 12947616 13140864 13339968 13756842 14124672 14335488 14433408 15007464 15745536 17263488 17521152 17786624 18342456 18551808 18832896 19244544 19421424 19711296 20009952 20376576 20635263 21650112 23017984 24456608 25895232 26281728 26679936 27513684 28249344 28670976 28866816 30014928 31491072 34526976 35042304 35573248 36684912 37665792 38489088 38842848 39422592 40019904 41270526 43300224 46035968 48913216 51790464 52563456 53359872 55027368 56498688 57733632 60029856 69053952 71146496 73369824 77685696 78845184 80039808 82541052 86600448 97826432 103580928 105126912 106719744 110054736 112997376 115467264 120059712 138107904 146739648 155371392 157690368 160079616 165082104 173200896 195652864 207161856 213439488 220109472 240119424 293479296 310742784 315380736 320159232 330164208 346401792 391305728 414323712 440218944 480238848 586958592 621485568 640318464 660328416 782611456 880437888 960477696 1173917184 1242971136 1320656832 1760875776 1920955392 2347834368 2641313664 3521751552 5282627328 7043503104 10565254656 21130509312
• Sum of all divisors σ(n): 74564513280
• Sum of proper divisors (its aliquot sum) s(n): 53434003968
• 21130509312 is an abundant number, because the sum of its proper divisors (53434003968) is greater than itself. Its abundance is 32303494656

Bases of 21130509312

• Binary: 10011101011011110011111110000000000₂
• Hexadecimal: 0x4EB79FC00
• Base-36: 9PGK5C0

Squares and roots of 21130509312

• 21130509312 squared (21130509312²) is 446498423784518713344
• 21130509312 cubed (21130509312³) is 9434739101572094953753650659328
• The square root of 21130509312 is 145363.3699114051
• The cube root of 21130509312 is 2764.6276995249

Scales and comparisons

• 21,130,509,312 seconds is equal to 671 years, 46 weeks, 1 hour, 55 minutes, 12 seconds.
• To count from 1 to 21,130,509,312 would take you about one thousand, three hundred forty-three 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 21130509312 cubic inches would be around 230.4 feet tall.

Recreational maths with 21130509312

• 21130509312 backwards is 21390503112
• 21130509312 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21130509312's digits is 27
• More coming soon!