21214242816
21,214,242,816 is an even composite number composed of four prime numbers multiplied together.
21214242816 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 21214242816:
211 × 3 × 132 × 20431
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 13 × 13 × 20431)See below for interesting mathematical facts about the number 21214242816 from the Numbermatics database.
Names of 21214242816
- Cardinal: 21214242816 can be written as Twenty-one billion, two hundred fourteen million, two hundred forty-two thousand, eight hundred sixteen.
Scientific notation
- Scientific notation: 2.1214242816 × 1010
Factors of 21214242816
Divisors of 21214242816
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 3 4 6 8 12 13 16 24 26 32 39 48 52 64 78 96 104 128 156 169 192 208 256 312 338 384 416 507 512 624 676 768 832 1014 1024 1248 1352 1536 1664 2028 2048 2496 2704 3072 3328 4056 4992 5408 6144 6656 8112 9984 10816 13312 16224 19968 20431 21632 26624 32448 39936 40862 43264 61293 64896 79872 81724 86528 122586 129792 163448 173056 245172 259584 265603 326896 346112 490344 519168 531206 653792 796809 980688 1038336 1062412 1307584 1593618 1961376 2124824 2615168 3187236 3452839 3922752 4249648 5230336 6374472 6905678 7845504 8499296 10358517 10460672 12748944 13811356 15691008 16998592 20717034 20921344 25497888 27622712 31382016 33997184 41434068 41842688 50995776 55245424 62764032 67994368 82868136 101991552 110490848 125528064 135988736 165736272 203983104 220981696 271977472 331472544 407966208 441963392 543954944 662945088 815932416 883926784 1325890176 1631864832 1767853568 2651780352 3535707136 5303560704 7071414272 10607121408 21214242816
- Sum of all divisors σ(n): 61245737280
- Sum of proper divisors (its aliquot sum) s(n): 40031494464
- 21214242816 is an abundant number, because the sum of its proper divisors (40031494464) is greater than itself. Its abundance is 18817251648
Bases of 21214242816
- Binary: 100111100000111011110101000000000002
- Hexadecimal: 0x4F077A800
- Base-36: 9QUEUIO
Squares and roots of 21214242816
- 21214242816 squared (212142428162) is 450044098256207609856
- 21214242816 cubed (212142428163) is 9547344778314950414792178794496
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The
square root of 21214242816 is 145651.0996045001 -
The
cube root of 21214242816 is 2768.2746672989
Scales and comparisons
How big is 21214242816?- 21,214,242,816 seconds is equal to 674 years, 28 weeks, 3 days, 5 hours, 13 minutes, 36 seconds.
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To count from 1 to 21,214,242,816 would take you about one thousand, three hundred forty-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 21214242816 cubic inches would be around 230.7 feet tall.
Recreational maths with 21214242816
- 21214242816 backwards is 61824241212
- The number of decimal digits it has is: 11
- The sum of 21214242816's digits is 33
- More coming soon!
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The information we have on file for 21214242816 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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