18093985
18,093,985 is an odd composite number composed of five prime numbers multiplied together.
18093985 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of seventy-two divisors.
Prime factorization of 18093985:
5 × 72 × 132 × 19 × 23
(5 × 7 × 7 × 13 × 13 × 19 × 23)See below for interesting mathematical facts about the number 18093985 from the Numbermatics database.
Names of 18093985
- Cardinal: 18093985 can be written as Eighteen million, ninety-three thousand, nine hundred eighty-five.
Scientific notation
- Scientific notation: 1.8093985 × 107
Factors of 18093985
Divisors of 18093985
- Number of divisors d(n): 72
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Complete list of divisors:
1 5 7 13 19 23 35 49 65 91 95 115 133 161 169 245 247 299 437 455 637 665 805 845 931 1127 1183 1235 1495 1729 2093 2185 3059 3185 3211 3887 4655 5635 5681 5915 8281 8645 10465 12103 14651 15295 16055 19435 21413 22477 27209 28405 39767 41405 60515 73255 73853 107065 112385 136045 157339 190463 198835 278369 369265 516971 786695 952315 1391845 2584855 3618797 18093985
- Sum of all divisors σ(n): 30041280
- Sum of proper divisors (its aliquot sum) s(n): 11947295
- 18093985 is a deficient number, because the sum of its proper divisors (11947295) is less than itself. Its deficiency is 6146690
Bases of 18093985
- Binary: 10001010000010111101000012
- Hexadecimal: 0x11417A1
- Base-36: ARTEP
Squares and roots of 18093985
- 18093985 squared (180939852) is 327392293180225
- 18093985 cubed (180939853) is 5923831241918593446625
-
The
square root of 18093985 is 4253.7025048773 -
The
cube root of 18093985 is 262.5294781711
Scales and comparisons
How big is 18093985?- 18,093,985 seconds is equal to 29 weeks, 6 days, 10 hours, 6 minutes, 25 seconds.
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To count from 1 to 18,093,985 would take you about forty-four weeks!
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 18093985 cubic inches would be around 21.9 feet tall.
Recreational maths with 18093985
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The information we have on file for 18093985 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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