21223874880

Names of 21223874880

• Cardinal: 21223874880 can be written as Twenty-one billion, two hundred twenty-three million, eight hundred seventy-four thousand, eight hundred eighty.

Scientific notation

• Scientific notation: 2.122387488 × 10¹⁰

Factors of 21223874880

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 5167

Divisors of 21223874880

• Number of divisors d(n): 448
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 27 30 32 36 37 39 40 45 48 52 54 60 64 65 72 74 78 80 90 96 104 108 111 117 120 130 135 144 148 156 160 180 185 192 195 208 216 222 234 240 260 270 288 296 312 320 333 351 360 370 390 416 432 444 468 480 481 520 540 555 576 585 592 624 666 702 720 740 780 832 864 888 936 960 962 999 1040 1080 1110 1170 1184 1248 1332 1404 1440 1443 1480 1560 1665 1728 1755 1776 1872 1924 1998 2080 2160 2220 2340 2368 2405 2496 2664 2808 2880 2886 2960 3120 3330 3510 3552 3744 3848 3996 4160 4320 4329 4440 4680 4810 4995 5107 5328 5616 5772 5920 6240 6660 7020 7104 7215 7488 7696 7992 8640 8658 8880 9360 9620 9990 10214 10656 11232 11544 11840 12480 12987 13320 14040 14430 15321 15392 15984 17316 17760 18720 19240 19980 20428 21312 21645 22464 23088 25535 25974 26640 28080 28860 30642 30784 31968 34632 35520 37440 38480 39960 40856 43290 45963 46176 51070 51948 53280 56160 57720 61284 63936 64935 66391 69264 76605 76960 79920 81712 86580 91926 92352 102140 103896 106560 112320 115440 122568 129870 132782 137889 138528 153210 153920 159840 163424 173160 183852 188959 199173 204280 207792 229815 230880 245136 259740 265564 275778 277056 306420 319680 326848 331955 346320 367704 377918 398346 408560 415584 459630 461760 490272 519480 531128 551556 566877 597519 612840 663910 689445 692640 735408 755836 796692 817120 831168 919260 944795 980544 995865 1038960 1062256 1103112 1133754 1195038 1225680 1327820 1378890 1385280 1470816 1511672 1593384 1634240 1700631 1792557 1838520 1889590 1991730 2077920 2124512 2206224 2267508 2390076 2451360 2456467 2655640 2757780 2834385 2941632 2987595 3023344 3186768 3401262 3585114 3677040 3779180 3983460 4155840 4249024 4412448 4535016 4780152 4902720 4912934 5101893 5311280 5515560 5668770 5975190 6046688 6373536 6802524 7170228 7354080 7369401 7558360 7966920 8503155 8824896 8962785 9070032 9560304 9825868 10203786 10622560 11031120 11337540 11950380 12093376 12282335 12747072 13605048 14340456 14708160 14738802 15116720 15933840 17006310 17925570 18140064 19120608 19651736 20407572 21245120 22062240 22108203 22675080 23900760 24564670 25509465 27210096 28680912 29477604 30233440 31867680 34012620 35851140 36280128 36847005 38241216 39303472 40815144 44124480 44216406 45350160 47801520 49129340 51018930 54420192 57361824 58955208 60466880 63735360 66324609 68025240 71702280 73694010 78606944 81630288 88432812 90700320 95603040 98258680 102037860 108840384 110541015 114723648 117910416 132649218 136050480 143404560 147388020 157213888 163260576 176865624 181400640 191206080 196517360 204075720 221082030 235820832 265298436 272100960 286809120 294776040 326521152 331623045 353731248 393034720 408151440 442164060 471641664 530596872 544201920 573618240 589552080 663246090 707462496 786069440 816302880 884328120 1061193744 1179104160 1326492180 1414924992 1632605760 1768656240 2122387488 2358208320 2652984360 3537312480 4244774976 5305968720 7074624960 10611937440 21223874880
• Sum of all divisors σ(n): 82828058880
• Sum of proper divisors (its aliquot sum) s(n): 61604184000
• 21223874880 is an abundant number, because the sum of its proper divisors (61604184000) is greater than itself. Its abundance is 40380309120

Bases of 21223874880

• Binary: 10011110001000010101010000101000000₂
• Hexadecimal: 0x4F10AA140
• Base-36: 9R05AO0

Squares and roots of 21223874880

• 21223874880 squared (21223874880²) is 450452864921895014400
• 21223874880 cubed (21223874880³) is 9560355244439840758121398272000
• The square root of 21223874880 is 145684.1613903173
• The cube root of 21223874880 is 2768.6935708393

Scales and comparisons

• 21,223,874,880 seconds is equal to 674 years, 44 weeks, 2 days, 16 hours, 48 minutes.
• To count from 1 to 21,223,874,880 would take you about one thousand, three hundred forty-nine 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 21223874880 cubic inches would be around 230.7 feet tall.

Recreational maths with 21223874880

• 21223874880 backwards is 08847832212
• 21223874880 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21223874880's digits is 45
• More coming soon!