21464690688

Names of 21464690688

• Cardinal: 21464690688 can be written as Twenty-one billion, four hundred sixty-four million, six hundred ninety thousand, six hundred eighty-eight.

Scientific notation

• Scientific notation: 2.1464690688 × 10¹⁰

Factors of 21464690688

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 262

Divisors of 21464690688

• Number of divisors d(n): 624
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 17 18 21 24 27 28 32 34 36 42 48 49 51 54 56 63 64 68 72 84 96 98 102 108 112 119 126 128 136 144 147 153 168 189 192 196 204 216 224 233 238 252 256 272 288 294 306 336 357 378 384 392 408 432 441 448 459 466 476 504 512 544 576 588 612 672 699 714 756 768 784 816 833 864 882 896 918 932 952 1008 1024 1071 1088 1152 1176 1224 1323 1344 1398 1428 1512 1536 1568 1631 1632 1666 1728 1764 1792 1836 1864 1904 2016 2048 2097 2142 2176 2304 2352 2448 2499 2646 2688 2796 2856 3024 3072 3136 3213 3262 3264 3332 3456 3528 3584 3672 3728 3808 3961 4032 4096 4194 4284 4352 4608 4704 4893 4896 4998 5292 5376 5592 5712 6048 6144 6272 6291 6426 6524 6528 6664 6912 7056 7168 7344 7456 7497 7616 7922 8064 8388 8568 8704 9216 9408 9786 9792 9996 10584 10752 11184 11417 11424 11883 12096 12288 12544 12582 12852 13048 13056 13328 13824 14112 14336 14679 14688 14912 14994 15232 15844 16128 16776 17136 17408 18432 18816 19572 19584 19992 21168 21504 22368 22491 22834 22848 23766 24192 25088 25164 25704 26096 26112 26656 27648 27727 28224 28672 29358 29376 29824 29988 30464 31688 32256 33552 34251 34272 34816 35649 36864 37632 39144 39168 39984 42336 43008 44037 44736 44982 45668 45696 47532 48384 50176 50328 51408 52192 52224 53312 55296 55454 56448 58716 58752 59648 59976 60928 63376 64512 67104 68502 68544 69632 71298 75264 78288 78336 79968 83181 84672 86016 88074 89472 89964 91336 91392 95064 96768 100352 100656 102753 102816 104384 104448 106624 106947 110592 110908 112896 117432 117504 119296 119952 121856 126752 129024 134208 137004 137088 142596 150528 156576 156672 159936 166362 169344 176148 178944 179928 182672 182784 190128 193536 194089 200704 201312 205506 205632 208768 208896 213248 213894 221816 225792 234864 235008 238592 239904 243712 249543 253504 258048 268416 274008 274176 285192 301056 308259 313152 313344 319872 332724 338688 352296 357888 359856 365344 365568 380256 387072 388178 402624 411012 411264 417536 426496 427788 443632 451584 469728 470016 477184 479808 487424 499086 507008 536832 548016 548352 570384 582267 602112 616518 626304 626688 639744 665448 677376 704592 715776 719712 730688 731136 748629 760512 774144 776356 805248 822024 822528 835072 852992 855576 887264 903168 939456 940032 954368 959616 998172 1014016 1073664 1096032 1096704 1140768 1164534 1233036 1252608 1279488 1330896 1354752 1409184 1431552 1439424 1461376 1462272 1497258 1521024 1552712 1610496 1644048 1645056 1670144 1705984 1711152 1746801 1774528 1806336 1878912 1880064 1919232 1996344 2028032 2147328 2192064 2193408 2281536 2329068 2466072 2505216 2558976 2661792 2709504 2818368 2863104 2878848 2922752 2994516 3042048 3105424 3220992 3288096 3290112 3340288 3411968 3422304 3493602 3549056 3757824 3838464 3992688 4056064 4294656 4384128 4386816 4563072 4658136 4932144 5010432 5117952 5240403 5323584 5419008 5636736 5757696 5845504 5989032 6084096 6210848 6441984 6576192 6580224 6680576 6844608 6987204 7098112 7515648 7676928 7985376 8112128 8589312 8768256 9126144 9316272 9864288 10020864 10235904 10480806 10647168 11273472 11515392 11691008 11978064 12168192 12421696 12883968 13152384 13160448 13689216 13974408 14196224 15031296 15353856 15970752 16224256 17536512 18252288 18632544 19728576 20041728 20961612 21294336 22546944 23030784 23382016 23956128 24336384 24843392 25767936 26304768 27378432 27948816 28392448 30062592 30707712 31941504 35073024 36504576 37265088 39457152 41923224 42588672 45093888 46061568 46764032 47912256 48672768 49686784 52609536 54756864 55897632 56784896 60125184 63883008 70146048 73009152 74530176 78914304 83846448 85177344 90187776 92123136 95824512 99373568 105219072 109513728 111795264 113569792 127766016 140292096 146018304 149060352 157828608 167692896 170354688 180375552 191649024 198747136 210438144 219027456 223590528 255532032 298120704 315657216 335385792 340709376 383298048 397494272 420876288 438054912 447181056 511064064 596241408 631314432 670771584 766596096 794988544 894362112 1022128128 1192482816 1262628864 1341543168 1533192192 1788724224 2384965632 2683086336 3066384384 3577448448 5366172672 7154896896 10732345344 21464690688
• Sum of all divisors σ(n): 78661121760
• Sum of proper divisors (its aliquot sum) s(n): 57196431072
• 21464690688 is an abundant number, because the sum of its proper divisors (57196431072) is greater than itself. Its abundance is 35731740384

Bases of 21464690688

• Binary: 10011111111011001010011000000000000₂
• Hexadecimal: 0x4FF653000
• Base-36: 9UZITC0

Squares and roots of 21464690688

• 21464690688 squared (21464690688²) is 460732946331513913344
• 21464690688 cubed (21464690688³) is 9889490182776850456697395740672
• The square root of 21464690688 is 146508.3297563657
• The cube root of 21464690688 is 2779.1258352543

Scales and comparisons

• 21,464,690,688 seconds is equal to 682 years, 26 weeks, 3 days, 22 hours, 4 minutes, 48 seconds.
• To count from 1 to 21,464,690,688 would take you about one thousand, three hundred sixty-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 21464690688 cubic inches would be around 231.6 feet tall.

Recreational maths with 21464690688

• 21464690688 backwards is 88609646412
• 21464690688 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21464690688's digits is 54
• More coming soon!