21383272768
21,383,272,768 is an even composite number composed of five prime numbers multiplied together.
21383272768 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred sixty-eight divisors.
Prime factorization of 21383272768:
26 × 11 × 13 × 59 × 1992
(2 × 2 × 2 × 2 × 2 × 2 × 11 × 13 × 59 × 199 × 199)See below for interesting mathematical facts about the number 21383272768 from the Numbermatics database.
Names of 21383272768
- Cardinal: 21383272768 can be written as Twenty-one billion, three hundred eighty-three million, two hundred seventy-two thousand, seven hundred sixty-eight.
Scientific notation
- Scientific notation: 2.1383272768 × 1010
Factors of 21383272768
Divisors of 21383272768
- Number of divisors d(n): 168
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Complete list of divisors:
1 2 4 8 11 13 16 22 26 32 44 52 59 64 88 104 118 143 176 199 208 236 286 352 398 416 472 572 649 704 767 796 832 944 1144 1298 1534 1592 1888 2189 2288 2587 2596 3068 3184 3776 4378 4576 5174 5192 6136 6368 8437 8756 9152 10348 10384 11741 12272 12736 16874 17512 20696 20768 23482 24544 28457 33748 35024 39601 41392 41536 46964 49088 56914 67496 70048 79202 82784 93928 113828 129151 134992 140096 152633 158404 165568 187856 227656 258302 269984 305266 316808 375712 435611 455312 514813 516604 539968 610532 633616 751424 871222 910624 1029626 1033208 1221064 1267232 1678963 1742444 1821248 2059252 2066416 2336459 2442128 2534464 3357926 3484888 4118504 4132832 4672918 4884256 5662943 6715852 6969776 8237008 8265664 9345836 9768512 11325886 13431704 13939552 16474016 18691672 22651772 25701049 26863408 27879104 30373967 32948032 37383344 45303544 51402098 53726816 60747934 74766688 90607088 102804196 107453632 121495868 149533376 181214176 205608392 242991736 334113637 362428352 411216784 485983472 668227274 822433568 971966944 1336454548 1644867136 1943933888 2672909096 5345818192 10691636384 21383272768
- Sum of all divisors σ(n): 50951648160
- Sum of proper divisors (its aliquot sum) s(n): 29568375392
- 21383272768 is an abundant number, because the sum of its proper divisors (29568375392) is greater than itself. Its abundance is 8185102624
Bases of 21383272768
- Binary: 100111110101000101011011001010000002
- Hexadecimal: 0x4FA8AD940
- Base-36: 9TN1QV4
Squares and roots of 21383272768
- 21383272768 squared (213832727682) is 457244354270690381824
- 21383272768 cubed (213832727683) is 9777380748998198142216661368832
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The
square root of 21383272768 is 146230.2047047737 -
The
cube root of 21383272768 is 2775.6075402959
Scales and comparisons
How big is 21383272768?- 21,383,272,768 seconds is equal to 679 years, 47 weeks, 6 days, 13 hours, 59 minutes, 28 seconds.
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To count from 1 to 21,383,272,768 would take you about one thousand, three hundred fifty-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 21383272768 cubic inches would be around 231.3 feet tall.
Recreational maths with 21383272768
- 21383272768 backwards is 86727238312
- The number of decimal digits it has is: 11
- The sum of 21383272768's digits is 49
- More coming soon!
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