21071083520
21,071,083,520 is an even composite number composed of three prime numbers multiplied together.
21071083520 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of forty-eight divisors.
Prime factorization of 21071083520:
211 × 5 × 2057723
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 2057723)See below for interesting mathematical facts about the number 21071083520 from the Numbermatics database.
Names of 21071083520
- Cardinal: 21071083520 can be written as Twenty-one billion, seventy-one million, eighty-three thousand, five hundred twenty.
Scientific notation
- Scientific notation: 2.107108352 × 1010
Factors of 21071083520
Divisors of 21071083520
- Number of divisors d(n): 48
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Complete list of divisors:
1 2 4 5 8 10 16 20 32 40 64 80 128 160 256 320 512 640 1024 1280 2048 2560 5120 10240 2057723 4115446 8230892 10288615 16461784 20577230 32923568 41154460 65847136 82308920 131694272 164617840 263388544 329235680 526777088 658471360 1053554176 1316942720 2107108352 2633885440 4214216704 5267770880 10535541760 21071083520
- Sum of all divisors σ(n): 50558278680
- Sum of proper divisors (its aliquot sum) s(n): 29487195160
- 21071083520 is an abundant number, because the sum of its proper divisors (29487195160) is greater than itself. Its abundance is 8416111640
Bases of 21071083520
- Binary: 100111001111110111100111000000000002
- Hexadecimal: 0x4E7EF3800
- Base-36: 9OH6G3K
Squares and roots of 21071083520
- 21071083520 squared (210710835202) is 443990560706815590400
- 21071083520 cubed (210710835203) is 9355362186744941538556510208000
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The
square root of 21071083520 is 145158.8217091885 -
The
cube root of 21071083520 is 2762.0335919311
Scales and comparisons
How big is 21071083520?- 21,071,083,520 seconds is equal to 669 years, 51 weeks, 5 days, 6 hours, 45 minutes, 20 seconds.
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To count from 1 to 21,071,083,520 would take you about one thousand, three hundred thirty-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 21071083520 cubic inches would be around 230.2 feet tall.
Recreational maths with 21071083520
- 21071083520 backwards is 02538017012
- The number of decimal digits it has is: 11
- The sum of 21071083520's digits is 29
- More coming soon!
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