21380148200
21,380,148,200 is an even composite number composed of five prime numbers multiplied together.
21380148200 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of ninety-six divisors.
Prime factorization of 21380148200:
23 × 52 × 31 × 421 × 8191
(2 × 2 × 2 × 5 × 5 × 31 × 421 × 8191)See below for interesting mathematical facts about the number 21380148200 from the Numbermatics database.
Names of 21380148200
- Cardinal: 21380148200 can be written as Twenty-one billion, three hundred eighty million, one hundred forty-eight thousand, two hundred.
Scientific notation
- Scientific notation: 2.13801482 × 1010
Factors of 21380148200
Divisors of 21380148200
- Number of divisors d(n): 96
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Complete list of divisors:
1 2 4 5 8 10 20 25 31 40 50 62 100 124 155 200 248 310 421 620 775 842 1240 1550 1684 2105 3100 3368 4210 6200 8191 8420 10525 13051 16382 16840 21050 26102 32764 40955 42100 52204 65255 65528 81910 84200 104408 130510 163820 204775 253921 261020 326275 327640 409550 507842 522040 652550 819100 1015684 1269605 1305100 1638200 2031368 2539210 2610200 3448411 5078420 6348025 6896822 10156840 12696050 13793644 17242055 25392100 27587288 34484110 50784200 68968220 86210275 106900741 137936440 172420550 213801482 344841100 427602964 534503705 689682200 855205928 1069007410 2138014820 2672518525 4276029640 5345037050 10690074100 21380148200
- Sum of all divisors σ(n): 51440517120
- Sum of proper divisors (its aliquot sum) s(n): 30060368920
- 21380148200 is an abundant number, because the sum of its proper divisors (30060368920) is greater than itself. Its abundance is 8680220720
Bases of 21380148200
- Binary: 100111110100101101100101011111010002
- Hexadecimal: 0x4FA5B2BE8
- Base-36: 9TL6RXK
Squares and roots of 21380148200
- 21380148200 squared (213801482002) is 457110737053963240000
- 21380148200 cubed (213801482003) is 9773095302024965468552168000000
-
The
square root of 21380148200 is 146219.5205846333 -
The
cube root of 21380148200 is 2775.4723412077
Scales and comparisons
How big is 21380148200?- 21,380,148,200 seconds is equal to 679 years, 42 weeks, 5 days, 10 hours, 3 minutes, 20 seconds.
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To count from 1 to 21,380,148,200 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 21380148200 cubic inches would be around 231.3 feet tall.
Recreational maths with 21380148200
- 21380148200 backwards is 00284108312
- The number of decimal digits it has is: 11
- The sum of 21380148200's digits is 29
- More coming soon!
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