18380405008
18,380,405,008 is an even composite number composed of five prime numbers multiplied together.
18380405008 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of eighty divisors.
Prime factorization of 18380405008:
24 × 7 × 101 × 353 × 4603
(2 × 2 × 2 × 2 × 7 × 101 × 353 × 4603)See below for interesting mathematical facts about the number 18380405008 from the Numbermatics database.
Names of 18380405008
- Cardinal: 18380405008 can be written as Eighteen billion, three hundred eighty million, four hundred five thousand and eight.
Scientific notation
- Scientific notation: 1.8380405008 × 1010
Factors of 18380405008
Divisors of 18380405008
- Number of divisors d(n): 80
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Complete list of divisors:
1 2 4 7 8 14 16 28 56 101 112 202 353 404 706 707 808 1412 1414 1616 2471 2824 2828 4603 4942 5648 5656 9206 9884 11312 18412 19768 32221 35653 36824 39536 64442 71306 73648 128884 142612 249571 257768 285224 464903 499142 515536 570448 929806 998284 1624859 1859612 1996568 3249718 3254321 3719224 3993136 6499436 6508642 7438448 11374013 12998872 13017284 22748026 25997744 26034568 45496052 52069136 90992104 164110759 181984208 328221518 656443036 1148775313 1312886072 2297550626 2625772144 4595101252 9190202504 18380405008
- Sum of all divisors σ(n): 41227825536
- Sum of proper divisors (its aliquot sum) s(n): 22847420528
- 18380405008 is an abundant number, because the sum of its proper divisors (22847420528) is greater than itself. Its abundance is 4467015520
Bases of 18380405008
- Binary: 100010001111000111010111001000100002
- Hexadecimal: 0x4478EB910
- Base-36: 8FZ7V9S
Squares and roots of 18380405008
- 18380405008 squared (183804050082) is 337839288258111480064
- 18380405008 cubed (183804050083) is 6209622945798547844790637760512
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The
square root of 18380405008 is 135574.3523237341 -
The
cube root of 18380405008 is 2639.0747545839
Scales and comparisons
How big is 18380405008?- 18,380,405,008 seconds is equal to 584 years, 22 weeks, 6 days, 4 hours, 3 minutes, 28 seconds.
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To count from 1 to 18,380,405,008 would take you about one thousand, one hundred sixty-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 18380405008 cubic inches would be around 219.9 feet tall.
Recreational maths with 18380405008
- 18380405008 backwards is 80050408381
- The number of decimal digits it has is: 11
- The sum of 18380405008's digits is 37
- More coming soon!
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