21138307348
21,138,307,348 is an even composite number composed of four prime numbers multiplied together.
21138307348 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred eight divisors.
Prime factorization of 21138307348:
22 × 172 × 192 × 373
(2 × 2 × 17 × 17 × 19 × 19 × 37 × 37 × 37)See below for interesting mathematical facts about the number 21138307348 from the Numbermatics database.
Names of 21138307348
- Cardinal: 21138307348 can be written as Twenty-one billion, one hundred thirty-eight million, three hundred seven thousand, three hundred forty-eight.
Scientific notation
- Scientific notation: 2.1138307348 × 1010
Factors of 21138307348
Divisors of 21138307348
- Number of divisors d(n): 108
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Complete list of divisors:
1 2 4 17 19 34 37 38 68 74 76 148 289 323 361 578 629 646 703 722 1156 1258 1292 1369 1406 1444 2516 2738 2812 5476 5491 6137 10693 10982 11951 12274 13357 21386 21964 23273 23902 24548 26011 26714 42772 46546 47804 50653 52022 53428 93092 101306 104044 104329 202612 203167 208658 227069 395641 406334 417316 442187 454138 494209 791282 812668 861101 884374 908276 962407 988418 1582564 1722202 1768748 1924814 1976836 3444404 3849628 3860173 7517179 7720346 8401553 14638717 15034358 15440692 16360919 16803106 18285733 29277434 30068716 32721838 33606212 36571466 58554868 65443676 73142932 142826401 278135623 285652802 310857461 556271246 571305604 621714922 1112542492 1243429844 5284576837 10569153674 21138307348
- Sum of all divisors σ(n): 42625114140
- Sum of proper divisors (its aliquot sum) s(n): 21486806792
- 21138307348 is an abundant number, because the sum of its proper divisors (21486806792) is greater than itself. Its abundance is 348499444
Bases of 21138307348
- Binary: 100111010111111000011111001000101002
- Hexadecimal: 0x4EBF0F914
- Base-36: 9PL7AC4
Squares and roots of 21138307348
- 21138307348 squared (211383073482) is 446828037538510793104
- 21138307348 cubed (211383073483) is 9445188389192722530847590928192
-
The
square root of 21138307348 is 145390.1899991881 -
The
cube root of 21138307348 is 2764.9677451991
Scales and comparisons
How big is 21138307348?- 21,138,307,348 seconds is equal to 672 years, 6 weeks, 6 days, 8 hours, 2 minutes, 28 seconds.
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To count from 1 to 21,138,307,348 would take you about one thousand, three hundred forty-four 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 21138307348 cubic inches would be around 230.4 feet tall.
Recreational maths with 21138307348
- 21138307348 backwards is 84370383112
- The number of decimal digits it has is: 11
- The sum of 21138307348's digits is 40
- More coming soon!
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The information we have on file for 21138307348 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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