21490768000
21,490,768,000 is an even composite number composed of five prime numbers multiplied together.
21490768000 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 21490768000:
27 × 53 × 13 × 277 × 373
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 5 × 5 × 13 × 277 × 373)See below for interesting mathematical facts about the number 21490768000 from the Numbermatics database.
Names of 21490768000
- Cardinal: 21490768000 can be written as Twenty-one billion, four hundred ninety million, seven hundred sixty-eight thousand.
Scientific notation
- Scientific notation: 2.1490768 × 1010
Factors of 21490768000
Divisors of 21490768000
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 4 5 8 10 13 16 20 25 26 32 40 50 52 64 65 80 100 104 125 128 130 160 200 208 250 260 277 320 325 373 400 416 500 520 554 640 650 746 800 832 1000 1040 1108 1300 1385 1492 1600 1625 1664 1865 2000 2080 2216 2600 2770 2984 3200 3250 3601 3730 4000 4160 4432 4849 5200 5540 5968 6500 6925 7202 7460 8000 8320 8864 9325 9698 10400 11080 11936 13000 13850 14404 14920 16000 17728 18005 18650 19396 20800 22160 23872 24245 26000 27700 28808 29840 34625 35456 36010 37300 38792 41600 44320 46625 47744 48490 52000 55400 57616 59680 69250 72020 74600 77584 88640 90025 93250 96980 103321 104000 110800 115232 119360 121225 138500 144040 149200 155168 177280 180050 186500 193960 206642 208000 221600 230464 238720 242450 277000 288080 298400 310336 360100 373000 387920 413284 443200 450125 460928 484900 516605 554000 576160 596800 606125 620672 720200 746000 775840 826568 886400 900250 969800 1033210 1108000 1152320 1193600 1212250 1343173 1440400 1492000 1551680 1653136 1800500 1939600 2066420 2216000 2304640 2424500 2583025 2686346 2880800 2984000 3103360 3306272 3601000 3879200 4132840 4432000 4849000 5166050 5372692 5761600 5968000 6612544 6715865 7202000 7758400 8265680 9698000 10332100 10745384 11523200 12915125 13225088 13431730 14404000 15516800 16531360 19396000 20664200 21490768 25830250 26863460 28808000 33062720 33579325 38792000 41328400 42981536 51660500 53726920 57616000 66125440 67158650 77584000 82656800 85963072 103321000 107453840 134317300 165313600 167896625 171926144 206642000 214907680 268634600 330627200 335793250 413284000 429815360 537269200 671586500 826568000 859630720 1074538400 1343173000 1653136000 2149076800 2686346000 4298153600 5372692000 10745384000 21490768000
- Sum of all divisors σ(n): 57904086240
- Sum of proper divisors (its aliquot sum) s(n): 36413318240
- 21490768000 is an abundant number, because the sum of its proper divisors (36413318240) is greater than itself. Its abundance is 14922550240
Bases of 21490768000
- Binary: 101000000001111001100011000100000002
- Hexadecimal: 0x500F31880
- Base-36: 9VF1QPS
Squares and roots of 21490768000
- 21490768000 squared (214907680002) is 461853109229824000000
- 21490768000 cubed (214907680003) is 9925578020536806264832000000000
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The
square root of 21490768000 is 146597.2987472825 -
The
cube root of 21490768000 is 2780.2508270483
Scales and comparisons
How big is 21490768000?- 21,490,768,000 seconds is equal to 683 years, 17 weeks, 4 days, 17 hours, 46 minutes, 40 seconds.
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To count from 1 to 21,490,768,000 would take you about one thousand, three hundred sixty-six 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 21490768000 cubic inches would be around 231.7 feet tall.
Recreational maths with 21490768000
- 21490768000 backwards is 00086709412
- The number of decimal digits it has is: 11
- The sum of 21490768000's digits is 37
- More coming soon!
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The information we have on file for 21490768000 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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