21017991605990400
21,017,991,605,990,400 is an even composite number composed of six prime numbers multiplied together.
21017991605990400 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two thousand, three hundred seventy-six divisors.
Prime factorization of 21017991605990400:
210 × 33 × 52 × 7 × 172 × 38772
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 5 × 5 × 7 × 17 × 17 × 3877 × 3877)See below for interesting mathematical facts about the number 21017991605990400 from the Numbermatics database.
Names of 21017991605990400
- Cardinal: 21017991605990400 can be written as Twenty-one quadrillion, seventeen trillion, nine hundred ninety-one billion, six hundred five million, nine hundred ninety thousand, four hundred.
Scientific notation
- Scientific notation: 2.10179916059904 × 1016
Factors of 21017991605990400
Divisors of 21017991605990400
- Number of divisors d(n): 2376
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Complete list of divisors:
1 2 3 4 5 6 7 8 9 10 12 14 15 16 17 18 20 21 24 25 27 28 30 32 34 35 36 40 42 45 48 50 51 54 56 60 63 64 68 70 72 75 80 84 85 90 96 100 102 105 108 112 119 120 126 128 135 136 140 144 150 153 160 168 170 175 180 189 192 200 204 210 216 224 225 238 240 252 255 256 270 272 280 288 289 300 306 315 320 336 340 350 357 360 378 384 400 408 420 425 432 448 450 459 476 480 504 510 512 525 540 544 560 576 578 595 600 612 630 640 672 675 680 700 714 720 756 765 768 800 816 840 850 864 867 896 900 918 945 952 960 1008 1020 1024 1050 1071 1080 1088 1120 1152 1156 1190 1200 1224 1260 1275 1280 1344 1350 1360 1400 1428 1440 1445 1512 1530 1536 1575 1600 1632 1680 1700 1728 1734 1785 1792 1800 1836 1890 1904 1920 2016 2023 2040 2100 2142 2160 2176 2240 2295 2304 2312 2380 2400 2448 2520 2550 2560 2601 2688 2700 2720 2800 2856 2880 2890 2975 3024 3060 3072 3150 3200 3213 3264 3360 3400 3456 3468 3570 3584 3600 3672 3780 3808 3825 3840 3877 4032 4046 4080 4200 4284 4320 4335 4352 4480 4590 4608 4624 4725 4760 4800 4896 5040 5100 5120 5202 5355 5376 5400 5440 5600 5712 5760 5780 5950 6048 6069 6120 6300 6400 6426 6528 6720 6800 6912 6936 7140 7168 7200 7225 7344 7560 7616 7650 7680 7754 7803 8064 8092 8160 8400 8568 8640 8670 8704 8925 8960 9180 9216 9248 9450 9520 9600 9792 10080 10115 10200 10404 10710 10752 10800 10880 11200 11424 11475 11520 11560 11631 11900 12096 12138 12240 12600 12800 12852 13005 13056 13440 13600 13824 13872 14280 14400 14450 14688 15120 15232 15300 15360 15508 15606 16065 16128 16184 16320 16800 17136 17280 17340 17408 17850 17920 18207 18360 18496 18900 19040 19200 19385 19584 20160 20230 20400 20808 21420 21504 21600 21675 21760 22400 22848 22950 23040 23120 23262 23800 24192 24276 24480 25200 25600 25704 26010 26112 26775 26880 27139 27200 27648 27744 28560 28800 28900 29376 30240 30345 30464 30600 31016 31212 32130 32256 32368 32640 33600 34272 34560 34680 34893 35700 35840 36414 36720 36992 37800 38080 38400 38770 39015 39168 40320 40460 40800 41616 42840 43200 43350 43520 44800 45696 45900 46080 46240 46524 47600 48384 48552 48960 50400 50575 51408 52020 52224 53550 53760 54278 54400 54621 55488 57120 57600 57800 58155 58752 60480 60690 60928 61200 62032 62424 64260 64512 64736 65025 65280 65909 67200 68544 69120 69360 69786 71400 72828 73440 73984 75600 76160 76800 77540 78030 78336 80325 80640 80920 81417 81600 83232 85680 86400 86700 87040 89600 91035 91392 91800 92480 93048 95200 96768 96925 97104 97920 100800 101150 102816 104040 104679 107100 107520 108556 108800 109242 110976 114240 115200 115600 116310 117504 120960 121380 121856 122400 124064 124848 128520 129472 130050 130560 131818 134400 135695 137088 138240 138720 139572 142800 145656 146880 147968 151200 151725 152320 155080 156060 156672 160650 161280 161840 162834 163200 166464 171360 172800 173400 174465 179200 182070 182784 183600 184960 186096 190400 193536 193850 194208 195075 195840 197727 201600 202300 205632 208080 209358 214200 217112 217600 218484 221952 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137372494156800 140119944039936 145958275041600 150128511471360 154544055926400 155688826711040 164203059421800 166809457190400 175149930049920 176621778201600 187660639339200 194611033388800 200171348628480 206058741235200 210179916059904 218937412562400 233533240066560 247270489482240 250214185785600 262724895074880 280239888079872 291916550083200 300257022942720 309088111852800 328406118843600 333618914380800 350299860099840 375321278678400 389222066777600 412117482470400 420359832119808 437874825124800 467066480133120 500428371571200 525449790149760 583833100166400 600514045885440 618176223705600 656812237687200 700599720199680 750642557356800 778444133555200 840719664239616 875749650249600 1000856743142400 1050899580299520 1167666200332800 1236352447411200 1313624475374400 1401199440399360 1501285114713600 1751499300499200 2101799160599040 2335332400665600 2627248950748800 3002570229427200 3502998600998400 4203598321198080 5254497901497600 7005997201996800 10508995802995200 21017991605990400
- Sum of all divisors σ(n): 93728469386909760
- Sum of proper divisors (its aliquot sum) s(n): 72710477780919360
- 21017991605990400 is an abundant number, because the sum of its proper divisors (72710477780919360) is greater than itself. Its abundance is 51692486174928960
Bases of 21017991605990400
- Binary: 10010101010101111000000100000111001000100110100000000002
- Hexadecimal: 0x4AABC083913400
- Base-36: 5QY981PQTC0
Squares and roots of 21017991605990400
- 21017991605990400 squared (210179916059904002) is 441755971149482913797164892160000
- 21017991605990400 cubed (210179916059904003) is 9284823293515969196106198254044322425995264000000
-
The
square root of 21017991605990400 is 144975831.1098453405 -
The
cube root of 21017991605990400 is 275971.1847936033
Scales and comparisons
How big is 21017991605990400?- 21,017,991,605,990,400 seconds is equal to 668,307,120 years, 8 weeks.
-
To count from 1 to 21,017,991,605,990,400 would take you about two billion, four million, nine hundred twenty-one thousand, three hundred sixty 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 21017991605990400 cubic inches would be around 22997.6 feet tall.
Recreational maths with 21017991605990400
- 21017991605990400 backwards is 00409950619971012
- 21017991605990400 is a
Harshad number . - The number of decimal digits it has is: 17
- The sum of 21017991605990400's digits is 63
- More coming soon!
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"Number 21017991605990400 - Facts about the integer". Numbermatics.com. 2024. Web. 1 June 2024.
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Numbermatics. (2024). Number 21017991605990400 - Facts about the integer. Retrieved 1 June 2024, from https://numbermatics.com/n/21017991605990400/
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The information we have on file for 21017991605990400 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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