21275520745472
21,275,520,745,472 is an even composite number composed of four prime numbers multiplied together.
21275520745472 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of two hundred seventy divisors.
Prime factorization of 21275520745472:
214 × 72 × 732 × 4973
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 7 × 7 × 73 × 73 × 4973)See below for interesting mathematical facts about the number 21275520745472 from the Numbermatics database.
Names of 21275520745472
- Cardinal: 21275520745472 can be written as Twenty-one trillion, two hundred seventy-five billion, five hundred twenty million, seven hundred forty-five thousand, four hundred seventy-two.
Scientific notation
- Scientific notation: 2.1275520745472 × 1013
Factors of 21275520745472
Divisors of 21275520745472
- Number of divisors d(n): 270
-
Complete list of divisors:
1 2 4 7 8 14 16 28 32 49 56 64 73 98 112 128 146 196 224 256 292 392 448 511 512 584 784 896 1022 1024 1168 1568 1792 2044 2048 2336 3136 3577 3584 4088 4096 4672 4973 5329 6272 7154 7168 8176 8192 9344 9946 10658 12544 14308 14336 16352 16384 18688 19892 21316 25088 28616 28672 32704 34811 37303 37376 39784 42632 50176 57232 57344 65408 69622 74606 74752 79568 85264 100352 114464 114688 130816 139244 149212 149504 159136 170528 200704 228928 243677 261121 261632 278488 298424 299008 318272 341056 363029 401408 457856 487354 522242 523264 556976 596848 598016 636544 682112 726058 802816 915712 974708 1044484 1046528 1113952 1193696 1196032 1273088 1364224 1452116 1831424 1949416 2088968 2093056 2227904 2387392 2541203 2546176 2728448 2904232 3662848 3898832 4177936 4186112 4455808 4774784 5082406 5092352 5456896 5808464 7325696 7797664 8355872 8372224 8911616 9549568 10164812 10184704 10913792 11616928 14651392 15595328 16711744 17788421 17823232 19099136 20329624 20369408 21827584 23233856 26501117 29302784 31190656 33423488 35576842 35646464 38198272 40659248 40738816 43655168 46467712 53002234 58605568 62381312 66846976 71153684 71292928 76396544 81318496 81477632 87310336 92935424 106004468 124762624 133693952 142307368 142585856 152793088 162636992 185507819 185870848 212008936 249525248 267387904 284614736 285171712 305586176 325273984 371015638 371741696 424017872 499050496 534775808 569229472 570343424 611172352 650547968 742031276 743483392 848035744 998100992 1069551616 1138458944 1298554733 1301095936 1484062552 1486966784 1696071488 1996201984 2139103232 2276917888 2597109466 2602191872 2968125104 2973933568 3392142976 3992403968 4278206464 4553835776 5194218932 5204383744 5936250208 5947867136 6784285952 9107671552 10388437864 10408767488 11872500416 13568571904 18215343104 20776875728 20817534976 23745000832 27137143808 36430686208 41553751456 41635069952 47490001664 54274287616 72861372416 83107502912 94980003328 108548575232 145722744832 166215005824 189960006656 217097150464 291445489664 332430011648 379920013312 434194300928 664860023296 759840026624 1329720046592 1519680053248 2659440093184 3039360106496 5318880186368 10637760372736 21275520745472
- Sum of all divisors σ(n): 50194055355318
- Sum of proper divisors (its aliquot sum) s(n): 28918534609846
- 21275520745472 is an abundant number, because the sum of its proper divisors (28918534609846) is greater than itself. Its abundance is 7643013864374
Bases of 21275520745472
- Binary: 1001101011001100101111101101101000000000000002
- Hexadecimal: 0x135997DB4000
- Base-36: 7JHU7QFI8
Squares and roots of 21275520745472
- 21275520745472 squared (212755207454722) is 452647782991009446608502784
- 21275520745472 cubed (212755207454723) is 9630317297417129383381927333181467394048
-
The
square root of 21275520745472 is 4612539.5115350503 -
The
cube root of 21275520745472 is 27709.3751778597
Scales and comparisons
How big is 21275520745472?- 21,275,520,745,472 seconds is equal to 676,495 years, 39 weeks, 1 hour, 44 minutes, 32 seconds.
-
To count from 1 to 21,275,520,745,472 would take you about one million, six hundred ninety-one thousand, two hundred thirty-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 21275520745472 cubic inches would be around 2309.1 feet tall.
Recreational maths with 21275520745472
- 21275520745472 backwards is 27454702557212
- The number of decimal digits it has is: 14
- The sum of 21275520745472's digits is 53
- More coming soon!
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