21313992429
21,313,992,429 is an odd composite number composed of three prime numbers multiplied together.
21313992429 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eighty divisors.
Prime factorization of 21313992429:
39 × 233 × 89
(3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 23 × 23 × 23 × 89)See below for interesting mathematical facts about the number 21313992429 from the Numbermatics database.
Names of 21313992429
- Cardinal: 21313992429 can be written as Twenty-one billion, three hundred thirteen million, nine hundred ninety-two thousand, four hundred twenty-nine.
Scientific notation
- Scientific notation: 2.1313992429 × 1010
Factors of 21313992429
Divisors of 21313992429
- Number of divisors d(n): 80
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Complete list of divisors:
1 3 9 23 27 69 81 89 207 243 267 529 621 729 801 1587 1863 2047 2187 2403 4761 5589 6141 6561 7209 12167 14283 16767 18423 19683 21627 36501 42849 47081 50301 55269 64881 109503 128547 141243 150903 165807 194643 328509 385641 423729 452709 497421 583929 985527 1082863 1156923 1271187 1492263 1751787 2956581 3248589 3470769 3813561 4476789 8869743 9745767 10412307 11440683 13430367 26609229 29237301 34322049 40291101 79827687 87711903 102966147 239483061 263135709 308898441 789407127 926695323 2368221381 7104664143 21313992429
- Sum of all divisors σ(n): 33799075200
- Sum of proper divisors (its aliquot sum) s(n): 12485082771
- 21313992429 is a deficient number, because the sum of its proper divisors (12485082771) is less than itself. Its deficiency is 8828909658
Bases of 21313992429
- Binary: 100111101100110100110110110111011012
- Hexadecimal: 0x4F669B6ED
- Base-36: 9SHSTT9
Squares and roots of 21313992429
- 21313992429 squared (213139924292) is 454286273263469320041
- 21313992429 cubed (213139924293) is 9682654188936210209627651969589
-
The
square root of 21313992429 is 145993.1245949617 -
The
cube root of 21313992429 is 2772.6067043579
Scales and comparisons
How big is 21313992429?- 21,313,992,429 seconds is equal to 677 years, 37 weeks, 2 days, 17 hours, 27 minutes, 9 seconds.
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To count from 1 to 21,313,992,429 would take you about one thousand, three hundred fifty-five 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 21313992429 cubic inches would be around 231.1 feet tall.
Recreational maths with 21313992429
- 21313992429 backwards is 92429931312
- The number of decimal digits it has is: 11
- The sum of 21313992429's digits is 45
- More coming soon!
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