21388723200
21,388,723,200 is an even composite number composed of six prime numbers multiplied together.
21388723200 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of seven hundred ninety-two divisors.
Prime factorization of 21388723200:
210 × 32 × 52 × 13 × 37 × 193
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 5 × 13 × 37 × 193)See below for interesting mathematical facts about the number 21388723200 from the Numbermatics database.
Names of 21388723200
- Cardinal: 21388723200 can be written as Twenty-one billion, three hundred eighty-eight million, seven hundred twenty-three thousand, two hundred.
Scientific notation
- Scientific notation: 2.13887232 × 1010
Factors of 21388723200
Divisors of 21388723200
- Number of divisors d(n): 792
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 25 26 30 32 36 37 39 40 45 48 50 52 60 64 65 72 74 75 78 80 90 96 100 104 111 117 120 128 130 144 148 150 156 160 180 185 192 193 195 200 208 222 225 234 240 256 260 288 296 300 312 320 325 333 360 370 384 386 390 400 416 444 450 468 480 481 512 520 555 576 579 585 592 600 624 640 650 666 720 740 768 772 780 800 832 888 900 925 936 960 962 965 975 1024 1040 1110 1152 1158 1170 1184 1200 1248 1280 1300 1332 1440 1443 1480 1536 1544 1560 1600 1664 1665 1737 1776 1800 1850 1872 1920 1924 1930 1950 2080 2220 2304 2316 2340 2368 2400 2405 2496 2509 2560 2600 2664 2775 2880 2886 2895 2925 2960 3072 3088 3120 3200 3328 3330 3474 3552 3600 3700 3744 3840 3848 3860 3900 4160 4329 4440 4608 4632 4680 4736 4800 4810 4825 4992 5018 5120 5200 5328 5550 5760 5772 5790 5850 5920 6176 6240 6400 6656 6660 6948 7104 7141 7200 7215 7400 7488 7527 7680 7696 7720 7800 8320 8325 8658 8685 8880 9216 9264 9360 9472 9600 9620 9650 9984 10036 10400 10656 11100 11520 11544 11580 11700 11840 12025 12352 12480 12545 12800 13312 13320 13896 14208 14282 14400 14430 14475 14800 14976 15054 15360 15392 15440 15600 16640 16650 17316 17370 17760 18528 18720 18944 19200 19240 19300 19968 20072 20800 21312 21423 21645 22200 22581 23040 23088 23160 23400 23680 24050 24704 24960 25090 25600 26640 27792 28416 28564 28800 28860 28950 29600 29952 30108 30784 30880 31200 33280 33300 34632 34740 35520 35705 36075 37056 37440 37635 37888 38400 38480 38600 39936 40144 41600 42624 42846 43290 43425 44400 45162 46080 46176 46320 46800 47360 48100 49408 49920 50180 53280 55584 56832 57128 57600 57720 57900 59200 59904 60216 61568 61760 62400 62725 64269 66560 66600 69264 69480 71040 71410 72150 74112 74880 75270 76800 76960 77200 80288 83200 85248 85692 86580 86850 88800 90324 92352 92640 92833 93600 94720 96200 98816 99840 100360 106560 107115 108225 111168 112905 113664 114256 115200 115440 115800 118400 119808 120432 123136 123520 124800 125450 128538 133200 138528 138960 142080 142820 144300 148224 149760 150540 153920 154400 160576 166400 170496 171384 173160 173700 177600 178525 180648 184704 185280 185666 187200 188175 189440 192400 197632 199680 200720 213120 214230 216450 222336 225810 228512 230400 230880 231600 236800 240864 246272 247040 249600 250900 257076 266400 277056 277920 278499 284160 285640 288600 296448 299520 301080 307840 308800 321152 321345 332800 340992 342768 346320 347400 355200 357050 361296 369408 370560 371332 374400 376350 384800 401440 426240 428460 432900 444672 451620 457024 461760 463200 464165 473600 481728 492544 494080 499200 501800 514152 532800 535575 554112 555840 556998 564525 568320 571280 577200 592896 599040 602160 615680 617600 642304 642690 685536 692640 694800 710400 714100 722592 738816 741120 742664 748800 752700 769600 802880 835497 852480 856920 865800 889344 903240 914048 923520 926400 928330 947200 963456 988160 998400 1003600 1028304 1065600 1071150 1108224 1111680 1113996 1129050 1142560 1154400 1204320 1231360 1235200 1284608 1285380 1371072 1385280 1389600 1392495 1420800 1428200 1445184 1477632 1482240 1485328 1497600 1505400 1539200 1605760 1606725 1670994 1704960 1713840 1731600 1778688 1806480 1828096 1847040 1852800 1856660 1926912 2007200 2056608 2131200 2142300 2216448 2223360 2227992 2258100 2285120 2308800 2320825 2408640 2462720 2470400 2569216 2570760 2742144 2770560 2779200 2784990 2841600 2856400 2890368 2964480 2970656 2995200 3010800 3078400 3211520 3213450 3341988 3427680 3463200 3612960 3656192 3694080 3705600 3713320 3853824 4014400 4113216 4177485 4262400 4284600 4432896 4446720 4455984 4516200 4570240 4617600 4641650 4817280 4940800 5141520 5484288 5541120 5558400 5569980 5712800 5780736 5941312 6021600 6156800 6423040 6426900 6683976 6855360 6926400 6962475 7225920 7312384 7388160 7411200 7426640 7707648 8028800 8226432 8354970 8524800 8569200 8893440 8911968 9032400 9140480 9235200 9283300 9634560 10283040 10968576 11082240 11116800 11139960 11425600 11561472 11882624 12043200 12313600 12846080 12853800 13367952 13710720 13852800 13924950 14451840 14822400 14853280 16057600 16452864 16709940 17138400 17823936 18064800 18280960 18470400 18566600 19269120 20566080 20887425 21937152 22164480 22233600 22279920 22851200 23122944 23765248 24086400 25707600 26735904 27421440 27705600 27849900 28903680 29706560 32115200 32905728 33419880 34276800 35647872 36129600 36561920 36940800 37133200 38538240 41132160 41774850 44467200 44559840 45702400 47530496 48172800 51415200 53471808 54842880 55411200 55699800 57807360 59413120 64230400 65811456 66839760 68553600 71295744 72259200 74266400 82264320 83549700 89119680 91404800 95060992 96345600 102830400 106943616 109685760 110822400 111399600 115614720 118826240 133679520 137107200 142591488 144518400 148532800 164528640 167099400 178239360 182809600 192691200 205660800 213887232 222799200 237652480 267359040 274214400 285182976 289036800 297065600 329057280 334198800 356478720 411321600 427774464 445598400 475304960 534718080 548428800 578073600 594131200 668397600 712957440 822643200 855548928 891196800 1069436160 1188262400 1336795200 1425914880 1645286400 1782393600 2138872320 2376524800 2673590400 3564787200 4277744640 5347180800 7129574400 10694361600 21388723200
- Sum of all divisors σ(n): 85140510728
- Sum of proper divisors (its aliquot sum) s(n): 63751787528
- 21388723200 is an abundant number, because the sum of its proper divisors (63751787528) is greater than itself. Its abundance is 42363064328
Bases of 21388723200
- Binary: 100111110101101111000000100000000002
- Hexadecimal: 0x4FADE0400
- Base-36: 9TQAKG0
Squares and roots of 21388723200
- 21388723200 squared (213887232002) is 457477480126218240000
- 21388723200 cubed (213887232003) is 9784859192653182998151168000000
-
The
square root of 21388723200 is 146248.8399953997 -
The
cube root of 21388723200 is 2775.8433472769
Scales and comparisons
How big is 21388723200?- 21,388,723,200 seconds is equal to 680 years, 4 weeks, 6 days, 16 hours.
-
To count from 1 to 21,388,723,200 would take you about 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 21388723200 cubic inches would be around 231.3 feet tall.
Recreational maths with 21388723200
- 21388723200 backwards is 00232788312
- 21388723200 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21388723200's digits is 36
- More coming soon!
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The information we have on file for 21388723200 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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