21998412800

Names of 21998412800

• Cardinal: 21998412800 can be written as Twenty-one billion, nine hundred ninety-eight million, four hundred twelve thousand, eight hundred.

Scientific notation

• Scientific notation: 2.19984128 × 10¹⁰

Factors of 21998412800

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 117

Divisors of 21998412800

• Number of divisors d(n): 792
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 16 19 20 25 26 28 32 35 38 40 49 50 52 56 64 65 70 71 76 80 91 95 98 100 104 112 128 130 133 140 142 152 160 175 182 190 196 200 208 224 245 247 256 260 266 280 284 304 320 325 350 355 364 380 392 400 416 448 455 475 490 494 497 512 520 532 560 568 608 637 640 650 665 700 710 728 760 784 800 832 896 910 923 931 950 980 988 994 1024 1040 1064 1120 1136 1216 1225 1235 1274 1280 1300 1330 1349 1400 1420 1456 1520 1568 1600 1664 1729 1775 1792 1820 1846 1862 1900 1960 1976 1988 2080 2128 2240 2272 2275 2432 2450 2470 2485 2548 2560 2600 2660 2698 2800 2840 2912 3040 3136 3185 3200 3325 3328 3458 3479 3550 3584 3640 3692 3724 3800 3920 3952 3976 4160 4256 4480 4544 4550 4615 4655 4864 4900 4940 4970 5096 5120 5200 5320 5396 5600 5680 5824 6080 6175 6272 6370 6400 6461 6650 6656 6745 6916 6958 7100 7168 7280 7384 7448 7600 7840 7904 7952 8320 8512 8645 8960 9088 9100 9230 9310 9443 9728 9800 9880 9940 10192 10400 10640 10792 11200 11360 11648 12103 12160 12350 12425 12544 12740 12800 12922 13300 13312 13490 13832 13916 14200 14560 14768 14896 15200 15680 15808 15904 15925 16640 17024 17290 17395 17537 17920 18176 18200 18460 18620 18886 19456 19600 19760 19880 20384 20800 21280 21584 22400 22720 23075 23275 23296 24206 24320 24700 24850 25088 25480 25600 25844 26600 26980 27664 27832 28400 29120 29536 29792 30400 31360 31616 31808 31850 32305 33280 33725 34048 34580 34790 35074 35840 36352 36400 36920 37240 37772 39200 39520 39760 40768 41600 42560 43168 43225 44800 45227 45440 46150 46550 46592 47215 48412 48640 49400 49700 50176 50960 51688 53200 53960 55328 55664 56800 58240 59072 59584 60515 60800 62720 63232 63616 63700 64610 66101 66560 67450 68096 69160 69580 70148 72704 72800 73840 74480 75544 78400 79040 79520 81536 83200 85120 86336 86450 86975 87685 89600 90454 90880 92300 93100 93184 94430 96824 97280 98800 99400 101920 103376 106400 107920 110656 111328 113600 116480 118144 119168 121030 121600 122759 125440 126464 127232 127400 129220 132202 134900 136192 138320 139160 140296 145600 147680 148960 151088 156800 158080 159040 161525 163072 166400 170240 172672 172900 173950 175370 179200 180908 181760 184600 186200 188860 193648 197600 198800 203840 206752 212800 215840 221312 222656 226135 227200 232960 236075 236288 238336 242060 243200 245518 250880 252928 254464 254800 258440 264404 269800 276640 278320 280592 291200 295360 297920 302176 302575 313600 316160 318080 323050 326144 330505 332800 340480 345344 345800 347900 350740 361816 363520 369200 372400 377720 387296 395200 397600 407680 413504 425600 431680 438425 442624 445312 452270 454400 465920 472150 472576 476672 484120 486400 491036 508928 509600 516880 528808 539600 553280 556640 561184 582400 590720 595840 604352 605150 613795 627200 632320 636160 646100 652288 661010 680960 690688 691600 695800 701480 723632 738400 744800 755440 774592 790400 795200 815360 827008 851200 859313 863360 876850 885248 890624 904540 908800 944300 945152 953344 968240 982072 1019200 1033760 1057616 1079200 1106560 1113280 1122368 1130675 1164800 1181440 1191680 1208704 1210300 1227590 1254400 1264640 1272320 1292200 1322020 1381376 1383200 1391600 1402960 1447264 1476800 1489600 1510880 1549184 1580800 1590400 1630720 1652525 1654016 1702400 1718626 1726720 1753700 1770496 1781248 1809080 1817600 1888600 1936480 1964144 2038400 2067520 2115232 2158400 2213120 2226560 2244736 2261350 2329600 2362880 2383360 2417408 2420600 2455180 2544640 2584400 2644040 2766400 2783200 2805920 2894528 2953600 2979200 3021760 3068975 3098368 3161600 3180800 3261440 3305050 3308032 3404800 3437252 3453440 3507400 3562496 3618160 3777200 3872960 3928288 4076800 4135040 4230464 4296565 4316800 4426240 4453120 4489472 4522700 4725760 4766720 4834816 4841200 4910360 5168800 5288080 5532800 5566400 5611840 5789056 5907200 5958400 6043520 6137950 6196736 6323200 6361600 6610100 6616064 6874504 6906880 7014800 7236320 7554400 7745920 7856576 8153600 8270080 8460928 8593130 8633600 8852480 8906240 8978944 9045400 9669632 9682400 9820720 10337600 10576160 11065600 11132800 11223680 11578112 11814400 11916800 12087040 12275900 12393472 12723200 13220200 13749008 14029600 14472640 15108800 15491840 15713152 16307200 16540160 16921856 17186260 17267200 17812480 17957888 18090800 19364800 19641440 20675200 21152320 21482825 22131200 22265600 22447360 23156224 23628800 23833600 24174080 24551800 26440400 27498016 28059200 28945280 30217600 30983680 31426304 33080320 33843712 34372520 34534400 36181600 38729600 39282880 41350400 42304640 42965650 44262400 44531200 44894720 46312448 48348160 49103600 52880800 54996032 56118400 57890560 60435200 61967360 62852608 67687424 68745040 72363200 77459200 78565760 82700800 84609280 85931300 89062400 89789440 98207200 105761600 109992064 112236800 115781120 120870400 125705216 137490080 144726400 154918400 157131520 165401600 169218560 171862600 196414400 211523200 219984128 224473600 231562240 241740800 274980160 289452800 309836800 314263040 338437120 343725200 392828800 423046400 439968256 448947200 549960320 578905600 628526080 687450400 785657600 846092800 879936512 1099920640 1157811200 1374900800 1571315200 1692185600 2199841280 2749801600 3142630400 4399682560 5499603200 10999206400 21998412800
• Sum of all divisors σ(n): 72919707840
• Sum of proper divisors (its aliquot sum) s(n): 50921295040
• 21998412800 is an abundant number, because the sum of its proper divisors (50921295040) is greater than itself. Its abundance is 28922882240

Bases of 21998412800

• Binary: 10100011111001101010010010000000000₂
• Hexadecimal: 0x51F352400
• Base-36: A3TABY8

Squares and roots of 21998412800

• 21998412800 squared (21998412800²) is 483930165719203840000
• 21998412800 cubed (21998412800³) is 10645695551863454959665152000000
• The square root of 21998412800 is 148318.6191952987
• The cube root of 21998412800 is 2801.9719442345

Scales and comparisons

• 21,998,412,800 seconds is equal to 699 years, 25 weeks, 6 hours, 13 minutes, 20 seconds.
• To count from 1 to 21,998,412,800 would take you about one thousand, three hundred ninety-eight 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 21998412800 cubic inches would be around 233.5 feet tall.

Recreational maths with 21998412800

• 21998412800 backwards is 00821489912
• The number of decimal digits it has is: 11
• The sum of 21998412800's digits is 44
• More coming soon!