21055046272
21,055,046,272 is an even composite number composed of five prime numbers multiplied together.
21055046272 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred twenty-eight divisors.
Prime factorization of 21055046272:
27 × 13 × 53 × 193 × 1237
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 13 × 53 × 193 × 1237)See below for interesting mathematical facts about the number 21055046272 from the Numbermatics database.
Names of 21055046272
- Cardinal: 21055046272 can be written as Twenty-one billion, fifty-five million, forty-six thousand, two hundred seventy-two.
Scientific notation
- Scientific notation: 2.1055046272 × 1010
Factors of 21055046272
Divisors of 21055046272
- Number of divisors d(n): 128
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Complete list of divisors:
1 2 4 8 13 16 26 32 52 53 64 104 106 128 193 208 212 386 416 424 689 772 832 848 1237 1378 1544 1664 1696 2474 2509 2756 3088 3392 4948 5018 5512 6176 6784 9896 10036 10229 11024 12352 16081 19792 20072 20458 22048 24704 32162 39584 40144 40916 44096 64324 65561 79168 80288 81832 88192 128648 131122 132977 158336 160576 163664 238741 257296 262244 265954 321152 327328 477482 514592 524488 531908 654656 852293 954964 1029184 1048976 1063816 1309312 1704586 1909928 2058368 2097952 2127632 3103633 3409172 3819856 4195904 4255264 6207266 6818344 7639712 8391808 8510528 12414532 12653273 13636688 15279424 17021056 24829064 25306546 27273376 30558848 49658128 50613092 54546752 99316256 101226184 109093504 164492549 198632512 202452368 328985098 397265024 404904736 657970196 809809472 1315940392 1619618944 2631880784 5263761568 10527523136 21055046272
- Sum of all divisors σ(n): 46300358160
- Sum of proper divisors (its aliquot sum) s(n): 25245311888
- 21055046272 is an abundant number, because the sum of its proper divisors (25245311888) is greater than itself. Its abundance is 4190265616
Bases of 21055046272
- Binary: 100111001101111101010000010100000002
- Hexadecimal: 0x4E6FA8280
- Base-36: 9O7MPOG
Squares and roots of 21055046272
- 21055046272 squared (210550462722) is 443314973516061097984
- 21055046272 cubed (210550462723) is 9334017280451120953232245915648
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The
square root of 21055046272 is 145103.5708451037 -
The
cube root of 21055046272 is 2761.3326841335
Scales and comparisons
How big is 21055046272?- 21,055,046,272 seconds is equal to 669 years, 25 weeks, 1 day, 15 hours, 57 minutes, 52 seconds.
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To count from 1 to 21,055,046,272 would take you about one thousand, three hundred thirty-eight 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 21055046272 cubic inches would be around 230.1 feet tall.
Recreational maths with 21055046272
- 21055046272 backwards is 27264055012
- The number of decimal digits it has is: 11
- The sum of 21055046272's digits is 34
- More coming soon!
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