21002106816
21,002,106,816 is an even composite number composed of five prime numbers multiplied together.
21002106816 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred twenty-four divisors.
Prime factorization of 21002106816:
26 × 33 × 17 × 523 × 1367
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 17 × 523 × 1367)See below for interesting mathematical facts about the number 21002106816 from the Numbermatics database.
Names of 21002106816
- Cardinal: 21002106816 can be written as Twenty-one billion, two million, one hundred six thousand, eight hundred sixteen.
Scientific notation
- Scientific notation: 2.1002106816 × 1010
Factors of 21002106816
Divisors of 21002106816
- Number of divisors d(n): 224
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Complete list of divisors:
1 2 3 4 6 8 9 12 16 17 18 24 27 32 34 36 48 51 54 64 68 72 96 102 108 136 144 153 192 204 216 272 288 306 408 432 459 523 544 576 612 816 864 918 1046 1088 1224 1367 1569 1632 1728 1836 2092 2448 2734 3138 3264 3672 4101 4184 4707 4896 5468 6276 7344 8202 8368 8891 9414 9792 10936 12303 12552 14121 14688 16404 16736 17782 18828 21872 23239 24606 25104 26673 28242 29376 32808 33472 35564 36909 37656 43744 46478 49212 50208 53346 56484 65616 69717 71128 73818 75312 80019 87488 92956 98424 100416 106692 112968 131232 139434 142256 147636 150624 160038 185912 196848 209151 213384 225936 240057 262464 278868 284512 295272 301248 320076 371824 393696 418302 426768 451872 480114 557736 569024 590544 627453 640152 714941 743648 787392 836604 853536 903744 960228 1115472 1181088 1254906 1280304 1429882 1487296 1673208 1707072 1920456 2144823 2230944 2362176 2509812 2560608 2859764 3346416 3840912 4289646 4461888 5019624 5121216 5719528 6434469 6692832 7681824 8579292 10039248 11439056 12153997 12868938 13385664 15363648 17158584 19303407 20078496 22878112 24307994 25737876 34317168 36461991 38606814 40156992 45756224 48615988 51475752 68634336 72923982 77213628 97231976 102951504 109385973 137268672 145847964 154427256 194463952 205903008 218771946 291695928 308854512 328157919 388927904 411806016 437543892 583391856 617709024 656315838 777855808 875087784 1166783712 1235418048 1312631676 1750175568 2333567424 2625263352 3500351136 5250526704 7000702272 10501053408 21002106816
- Sum of all divisors σ(n): 65547118080
- Sum of proper divisors (its aliquot sum) s(n): 44545011264
- 21002106816 is an abundant number, because the sum of its proper divisors (44545011264) is greater than itself. Its abundance is 23542904448
Bases of 21002106816
- Binary: 100111000111101001010110111110000002
- Hexadecimal: 0x4E3D2B7C0
- Base-36: 9NC41C0
Squares and roots of 21002106816
- 21002106816 squared (210021068162) is 441088490710673657856
- 21002106816 cubed (210021068163) is 9263787597213791913609149546496
-
The
square root of 21002106816 is 144921.0364853909 -
The
cube root of 21002106816 is 2759.0164359245
Scales and comparisons
How big is 21002106816?- 21,002,106,816 seconds is equal to 667 years, 41 weeks, 4 days, 22 hours, 33 minutes, 36 seconds.
-
To count from 1 to 21,002,106,816 would take you about one thousand, three hundred thirty-five 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 21002106816 cubic inches would be around 229.9 feet tall.
Recreational maths with 21002106816
- 21002106816 backwards is 61860120012
- 21002106816 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21002106816's digits is 27
- More coming soon!
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Numbermatics. (2024). Number 21002106816 - Facts about the integer. Retrieved 5 June 2024, from https://numbermatics.com/n/21002106816/
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The information we have on file for 21002106816 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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