21383113920
21,383,113,920 is an even composite number composed of five prime numbers multiplied together.
21383113920 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred eighty divisors.
Prime factorization of 21383113920:
26 × 3 × 5 × 74 × 9277
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 7 × 7 × 7 × 7 × 9277)See below for interesting mathematical facts about the number 21383113920 from the Numbermatics database.
Names of 21383113920
- Cardinal: 21383113920 can be written as Twenty-one billion, three hundred eighty-three million, one hundred thirteen thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 2.138311392 × 1010
Factors of 21383113920
Divisors of 21383113920
- Number of divisors d(n): 280
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Complete list of divisors:
1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 40 42 48 49 56 60 64 70 80 84 96 98 105 112 120 140 147 160 168 192 196 210 224 240 245 280 294 320 336 343 392 420 448 480 490 560 588 672 686 735 784 840 960 980 1029 1120 1176 1344 1372 1470 1568 1680 1715 1960 2058 2240 2352 2401 2744 2940 3136 3360 3430 3920 4116 4704 4802 5145 5488 5880 6720 6860 7203 7840 8232 9277 9408 9604 10290 10976 11760 12005 13720 14406 15680 16464 18554 19208 20580 21952 23520 24010 27440 27831 28812 32928 36015 37108 38416 41160 46385 47040 48020 54880 55662 57624 64939 65856 72030 74216 76832 82320 92770 96040 109760 111324 115248 129878 139155 144060 148432 153664 164640 185540 192080 194817 222648 230496 259756 278310 288120 296864 324695 329280 371080 384160 389634 445296 454573 460992 519512 556620 576240 593728 649390 742160 768320 779268 890592 909146 974085 1039024 1113240 1152480 1298780 1363719 1484320 1558536 1781184 1818292 1948170 2078048 2226480 2272865 2304960 2597560 2727438 2968640 3117072 3182011 3636584 3896340 4156096 4452960 4545730 5195120 5454876 6234144 6364022 6818595 7273168 7792680 8905920 9091460 9546033 10390240 10909752 12468288 12728044 13637190 14546336 15585360 15910055 18182920 19092066 20780480 21819504 22274077 25456088 27274380 29092672 31170720 31820110 36365840 38184132 43639008 44548154 47730165 50912176 54548760 62341440 63640220 66822231 72731680 76368264 87278016 89096308 95460330 101824352 109097520 111370385 127280440 133644462 145463360 152736528 178192616 190920660 203648704 218195040 222740770 254560880 267288924 305473056 334111155 356385232 381841320 436390080 445481540 509121760 534577848 610946112 668222310 712770464 763682640 890963080 1018243520 1069155696 1336444620 1425540928 1527365280 1781926160 2138311392 2672889240 3054730560 3563852320 4276622784 5345778480 7127704640 10691556960 21383113920
- Sum of all divisors σ(n): 79210442544
- Sum of proper divisors (its aliquot sum) s(n): 57827328624
- 21383113920 is an abundant number, because the sum of its proper divisors (57827328624) is greater than itself. Its abundance is 36444214704
Bases of 21383113920
- Binary: 100111110101000100001101100110000002
- Hexadecimal: 0x4FA886CC0
- Base-36: 9TMYCAO
Squares and roots of 21383113920
- 21383113920 squared (213831139202) is 457237560915697766400
- 21383113920 cubed (213831139203) is 9777162853563304855220748288000
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The
square root of 21383113920 is 146229.6615601637 -
The
cube root of 21383113920 is 2775.6006673101
Scales and comparisons
How big is 21383113920?- 21,383,113,920 seconds is equal to 679 years, 47 weeks, 4 days, 17 hours, 52 minutes.
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To count from 1 to 21,383,113,920 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 21383113920 cubic inches would be around 231.3 feet tall.
Recreational maths with 21383113920
- 21383113920 backwards is 02931138312
- The number of decimal digits it has is: 11
- The sum of 21383113920's digits is 33
- More coming soon!
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