21991072320
21,991,072,320 is an even composite number composed of five prime numbers multiplied together.
21991072320 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of six hundred seventy-two divisors.
Prime factorization of 21991072320:
26 × 37 × 5 × 7 × 672
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 5 × 7 × 67 × 67)See below for interesting mathematical facts about the number 21991072320 from the Numbermatics database.
Names of 21991072320
- Cardinal: 21991072320 can be written as Twenty-one billion, nine hundred ninety-one million, seventy-two thousand, three hundred twenty.
Scientific notation
- Scientific notation: 2.199107232 × 1010
Factors of 21991072320
Divisors of 21991072320
- Number of divisors d(n): 672
-
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 32 35 36 40 42 45 48 54 56 60 63 64 67 70 72 80 81 84 90 96 105 108 112 120 126 134 135 140 144 160 162 168 180 189 192 201 210 216 224 240 243 252 268 270 280 288 315 320 324 335 336 360 378 402 405 420 432 448 469 480 486 504 536 540 560 567 576 603 630 648 670 672 720 729 756 804 810 840 864 938 945 960 972 1005 1008 1072 1080 1120 1134 1206 1215 1260 1296 1340 1344 1407 1440 1458 1512 1608 1620 1680 1701 1728 1809 1876 1890 1944 2010 2016 2144 2160 2187 2240 2268 2345 2412 2430 2520 2592 2680 2814 2835 2880 2916 3015 3024 3216 3240 3360 3402 3618 3645 3752 3780 3888 4020 4032 4221 4288 4320 4374 4489 4536 4690 4824 4860 5040 5103 5184 5360 5427 5628 5670 5832 6030 6048 6432 6480 6720 6804 7035 7236 7290 7504 7560 7776 8040 8442 8505 8640 8748 8978 9045 9072 9380 9648 9720 10080 10206 10720 10854 10935 11256 11340 11664 12060 12096 12663 12864 12960 13467 13608 14070 14472 14580 15008 15120 15309 15552 16080 16281 16884 17010 17496 17956 18090 18144 18760 19296 19440 20160 20412 21105 21440 21708 21870 22445 22512 22680 23328 24120 25326 25515 25920 26934 27135 27216 28140 28944 29160 30016 30240 30618 31423 32160 32562 33768 34020 34992 35912 36180 36288 37520 37989 38592 38880 40401 40824 42210 43416 43740 44890 45024 45360 46656 48240 48843 50652 51030 53868 54270 54432 56280 57888 58320 60480 61236 62846 63315 64320 65124 67335 67536 68040 69984 71824 72360 75040 75978 76545 77760 80802 81405 81648 84420 86832 87480 89780 90048 90720 94269 96480 97686 101304 102060 107736 108540 108864 112560 113967 115776 116640 121203 122472 125692 126630 130248 134670 135072 136080 139968 143648 144720 146529 150080 151956 153090 157115 161604 162810 163296 168840 173664 174960 179560 181440 188538 189945 192960 195372 202005 202608 204120 215472 217080 225120 227934 233280 242406 244215 244944 251384 253260 260496 269340 270144 272160 282807 287296 289440 293058 303912 306180 314230 323208 325620 326592 337680 341901 347328 349920 359120 363609 377076 379890 390744 404010 405216 408240 430944 434160 450240 455868 471345 484812 488430 489888 502768 506520 520992 538680 544320 565614 569835 578880 586116 606015 607824 612360 628460 646416 651240 675360 683802 699840 718240 727218 732645 754152 759780 781488 808020 810432 816480 848421 861888 868320 911736 942690 969624 976860 979776 1005536 1013040 1025703 1041984 1077360 1090827 1131228 1139670 1172232 1212030 1215648 1224720 1256920 1292832 1302480 1350720 1367604 1414035 1436480 1454436 1465290 1508304 1519560 1562976 1616040 1632960 1696842 1709505 1736640 1818045 1823472 1885380 1939248 1953720 2011072 2026080 2051406 2154720 2181654 2262456 2279340 2344464 2424060 2431296 2449440 2513840 2545263 2585664 2604960 2735208 2828070 2908872 2930580 3016608 3039120 3125952 3232080 3272481 3393684 3419010 3636090 3646944 3770760 3878496 3907440 4052160 4102812 4242105 4309440 4363308 4524912 4558680 4688928 4848120 4898880 5027680 5090526 5128515 5209920 5454135 5470416 5656140 5817744 5861160 6033216 6078240 6464160 6544962 6787368 6838020 7272180 7293888 7541520 7635789 7756992 7814880 8205624 8484210 8726616 9049824 9117360 9377856 9696240 9817443 10055360 10181052 10257030 10908270 10940832 11312280 11635488 11722320 12156480 12726315 12928320 13089924 13574736 13676040 14544360 15083040 15271578 15629760 16362405 16411248 16968420 17453232 18099648 18234720 19392480 19634886 20362104 20514060 21816540 21881664 22624560 22907367 23270976 23444640 25452630 26179848 27149472 27352080 29088720 30166080 30543156 32724810 32822496 33936840 34906464 36469440 38178945 38784960 39269772 40724208 41028120 43633080 45249120 45814734 46889280 49087215 50905260 52359696 54298944 54704160 58177440 61086312 65449620 65644992 67873680 68722101 69812928 76357890 78539544 81448416 82056240 87266160 90498240 91629468 98174430 101810520 104719392 109408320 114536835 116354880 122172624 130899240 135747360 137444202 152715780 157079088 162896832 164112480 174532320 183258936 196348860 203621040 209438784 229073670 244345248 261798480 271494720 274888404 305431560 314158176 328224960 343610505 349064640 366517872 392697720 407242080 458147340 488690496 523596960 549776808 610863120 628316352 687221010 733035744 785395440 814484160 916294680 1047193920 1099553616 1221726240 1374442020 1466071488 1570790880 1832589360 2199107232 2443452480 2748884040 3141581760 3665178720 4398214464 5497768080 7330357440 10995536160 21991072320
- Sum of all divisors σ(n): 91116668160
- Sum of proper divisors (its aliquot sum) s(n): 69125595840
- 21991072320 is an abundant number, because the sum of its proper divisors (69125595840) is greater than itself. Its abundance is 47134523520
Bases of 21991072320
- Binary: 101000111101100010100100010010000002
- Hexadecimal: 0x51EC52240
- Base-36: A3OX000
Squares and roots of 21991072320
- 21991072320 squared (219910723202) is 483607261783470182400
- 21991072320 cubed (219910723203) is 10635042268357464961721991168000
-
The
square root of 21991072320 is 148293.8714849673 -
The
cube root of 21991072320 is 2801.6602534573
Scales and comparisons
How big is 21991072320?- 21,991,072,320 seconds is equal to 699 years, 12 weeks, 6 days, 7 hours, 12 minutes.
-
To count from 1 to 21,991,072,320 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 21991072320 cubic inches would be around 233.5 feet tall.
Recreational maths with 21991072320
- 21991072320 backwards is 02327019912
- 21991072320 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21991072320's digits is 36
- More coming soon!
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The information we have on file for 21991072320 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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