21000742520832
21,000,742,520,832 is an even composite number composed of four prime numbers multiplied together.
21000742520832 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of two hundred sixteen divisors.
Prime factorization of 21000742520832:
211 × 32 × 792 × 182561
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 79 × 79 × 182561)See below for interesting mathematical facts about the number 21000742520832 from the Numbermatics database.
Names of 21000742520832
- Cardinal: 21000742520832 can be written as Twenty-one trillion, seven hundred forty-two million, five hundred twenty thousand, eight hundred thirty-two.
Scientific notation
- Scientific notation: 2.1000742520832 × 1013
Factors of 21000742520832
Divisors of 21000742520832
- Number of divisors d(n): 216
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Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 79 96 128 144 158 192 237 256 288 316 384 474 512 576 632 711 768 948 1024 1152 1264 1422 1536 1896 2048 2304 2528 2844 3072 3792 4608 5056 5688 6144 6241 7584 9216 10112 11376 12482 15168 18432 18723 20224 22752 24964 30336 37446 40448 45504 49928 56169 60672 74892 80896 91008 99856 112338 121344 149784 161792 182016 182561 199712 224676 242688 299568 364032 365122 399424 449352 485376 547683 599136 728064 730244 798848 898704 1095366 1198272 1456128 1460488 1597696 1643049 1797408 2190732 2396544 2920976 3195392 3286098 3594816 4381464 4793088 5841952 6390784 6572196 7189632 8762928 9586176 11683904 12781568 13144392 14379264 14422319 17525856 19172352 23367808 26288784 28758528 28844638 35051712 38344704 43266957 46735616 52577568 57517056 57689276 70103424 86533914 93471232 105155136 115034112 115378552 129800871 140206848 173067828 186942464 210310272 230757104 259601742 280413696 346135656 373884928 420620544 461514208 519203484 560827392 692271312 841241088 923028416 1038406968 1121654784 1139363201 1384542624 1682482176 1846056832 2076813936 2278726402 2769085248 3364964352 3418089603 3692113664 4153627872 4557452804 5538170496 6836179206 7384227328 8307255744 9114905608 10254268809 11076340992 13672358412 14768454656 16614511488 18229811216 20508537618 22152681984 27344716824 29536909312 33229022976 36459622432 41017075236 44305363968 54689433648 66458045952 72919244864 82034150472 88610727936 109378867296 132916091904 145838489728 164068300944 218757734592 265832183808 291676979456 328136601888 437515469184 583353958912 656273203776 875030938368 1166707917824 1312546407552 1750061876736 2333415835648 2625092815104 3500123753472 5250185630208 7000247506944 10500371260416 21000742520832
- Sum of all divisors σ(n): 61431827290470
- Sum of proper divisors (its aliquot sum) s(n): 40431084769638
- 21000742520832 is an abundant number, because the sum of its proper divisors (40431084769638) is greater than itself. Its abundance is 19430342248806
Bases of 21000742520832
- Binary: 1001100011001100111011100110001001000000000002
- Hexadecimal: 0x13199DCC4800
- Base-36: 7FZLVVGG0
Squares and roots of 21000742520832
- 21000742520832 squared (210007425208322) is 441031186426281185953972224
- 21000742520832 cubed (210007425208323) is 9261982389795388094446277194169469370368
-
The
square root of 21000742520832 is 4582656.7099044197 -
The
cube root of 21000742520832 is 27589.5669280225
Scales and comparisons
How big is 21000742520832?- 21,000,742,520,832 seconds is equal to 667,758 years, 33 weeks, 6 days, 13 hours, 7 minutes, 12 seconds.
-
To count from 1 to 21,000,742,520,832 would take you about one million, six hundred sixty-nine thousand, three hundred ninety-six 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 21000742520832 cubic inches would be around 2299.1 feet tall.
Recreational maths with 21000742520832
- 21000742520832 backwards is 23802524700012
- 21000742520832 is a
Harshad number . - The number of decimal digits it has is: 14
- The sum of 21000742520832's digits is 36
- More coming soon!
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