21824540640

Names of 21824540640

• Cardinal: 21824540640 can be written as Twenty-one billion, eight hundred twenty-four million, five hundred forty thousand, six hundred forty.

Scientific notation

• Scientific notation: 2.182454064 × 10¹⁰

Factors of 21824540640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 799

Divisors of 21824540640

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 27 28 30 31 32 35 36 40 42 45 48 54 56 60 62 63 70 72 80 84 90 93 96 105 108 112 120 124 126 135 140 144 155 160 168 180 186 189 210 216 217 224 240 248 252 270 279 280 288 310 315 336 360 372 378 420 432 434 465 480 496 504 540 558 560 620 630 651 672 720 744 751 756 837 840 864 868 930 945 961 992 1008 1080 1085 1116 1120 1240 1260 1302 1395 1440 1488 1502 1512 1674 1680 1736 1860 1890 1922 1953 2016 2160 2170 2232 2253 2480 2520 2604 2790 2883 2976 3004 3024 3255 3348 3360 3472 3720 3755 3780 3844 3906 4185 4320 4340 4464 4506 4805 4960 5040 5208 5257 5580 5766 5859 6008 6048 6510 6696 6727 6759 6944 7440 7510 7560 7688 7812 8370 8649 8680 8928 9012 9610 9765 10080 10416 10514 11160 11265 11532 11718 12016 13020 13392 13454 13518 14415 14880 15020 15120 15376 15624 15771 16740 17298 17360 18024 19220 19530 20181 20277 20832 21028 22320 22530 23064 23281 23436 24032 25947 26040 26285 26784 26908 27036 28830 29295 30040 30240 30752 31248 31542 33480 33635 33795 34596 34720 36048 38440 39060 40362 40554 42056 43245 44640 45060 46128 46562 46872 47313 51894 52080 52570 53816 54072 57660 58590 60080 60543 62496 63084 66960 67270 67590 69192 69843 72096 76880 78120 78855 80724 81108 84112 86490 90120 92256 93124 93744 94626 100905 101385 103788 104160 105140 107632 108144 115320 116405 117180 120160 121086 126168 129735 133920 134540 135180 138384 139686 141939 153760 156240 157710 161448 162216 162967 168224 172980 180240 181629 186248 187488 189252 201810 202770 207576 209529 210280 215264 216288 230640 232810 234360 236565 242172 252336 259470 269080 270360 276768 279372 283878 302715 312480 315420 322896 324432 325934 345960 349215 360480 363258 372496 378504 403620 405540 415152 419058 420560 461280 465620 468720 473130 484344 488901 504672 518940 538160 540720 558744 567756 605430 628587 630840 645792 648864 651868 691920 698430 709695 721711 726516 744992 757008 807240 811080 814835 830304 838116 841120 908145 931240 937440 946260 968688 977802 1037880 1047645 1076320 1081440 1117488 1135512 1210860 1257174 1261680 1303736 1383840 1396860 1419390 1443422 1453032 1466703 1514016 1614480 1622160 1629670 1676232 1816290 1862480 1892520 1937376 1955604 2075760 2095290 2165133 2234976 2271024 2421720 2444505 2514348 2523360 2607472 2793720 2838780 2886844 2906064 2933406 3142935 3228960 3244320 3259340 3352464 3608555 3632580 3724960 3785040 3911208 4151520 4190580 4330266 4400109 4542048 4843440 4889010 5028696 5051977 5214944 5587440 5677560 5773688 5812128 5866812 6285870 6495399 6518680 6704928 7217110 7265160 7333515 7570080 7822416 8381160 8660532 8800218 9686880 9778020 10057392 10103954 10825665 11174880 11355120 11547376 11733624 12571740 12990798 13037360 14434220 14530320 14667030 15155931 15644832 16762320 17321064 17600436 19486197 19556040 20114784 20207908 21651330 22000545 22710240 23094752 23467248 25143480 25259885 25981596 26074720 28868440 29060640 29334060 30311862 32476995 33524640 34642128 35200872 38972394 39112080 40415816 43302660 44001090 45467793 46934496 50286960 50519770 51963192 57736880 58668120 60623724 64953990 69284256 70401744 75779655 77944788 78224160 80831632 86605320 88002180 90935586 97430985 100573920 101039540 103926384 115473760 117336240 121247448 129907980 136403379 140803488 151559310 155889576 161663264 173210640 176004360 181871172 194861970 202079080 207852768 227338965 234672480 242494896 259815960 272806758 303118620 311779152 346421280 352008720 363742344 389723940 404158160 454677930 484989792 519631920 545613516 606237240 623558304 682016895 704017440 727484688 779447880 808316320 909355860 1039263840 1091227032 1212474480 1364033790 1454969376 1558895760 1818711720 2182454064 2424948960 2728067580 3117791520 3637423440 4364908128 5456135160 7274846880 10912270320 21824540640
• Sum of all divisors σ(n): 90325186560
• Sum of proper divisors (its aliquot sum) s(n): 68500645920
• 21824540640 is an abundant number, because the sum of its proper divisors (68500645920) is greater than itself. Its abundance is 46676105280

Bases of 21824540640

• Binary: 10100010100110110000000111111100000₂
• Hexadecimal: 0x514D80FE0
• Base-36: A0XRNC0

Squares and roots of 21824540640

• 21824540640 squared (21824540640²) is 476310574147011609600
• 21824540640 cubed (21824540640³) is 10395259482733188208267014144000
• The square root of 21824540640 is 147731.3123207129
• The cube root of 21824540640 is 2794.5702871219

Scales and comparisons

• 21,824,540,640 seconds is equal to 693 years, 49 weeks, 3 days, 20 hours, 24 minutes.
• To count from 1 to 21,824,540,640 would take you about one thousand, three hundred eighty-seven 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 21824540640 cubic inches would be around 232.9 feet tall.

Recreational maths with 21824540640

• 21824540640 backwards is 04604542812
• 21824540640 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21824540640's digits is 36
• More coming soon!