138516345
138,516,345 is an odd composite number composed of five prime numbers multiplied together.
138516345 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 138516345:
33 × 5 × 11 × 37 × 2521
(3 × 3 × 3 × 5 × 11 × 37 × 2521)See below for interesting mathematical facts about the number 138516345 from the Numbermatics database.
Names of 138516345
- Cardinal: 138516345 can be written as One hundred thirty-eight million, five hundred sixteen thousand, three hundred forty-five.
Scientific notation
- Scientific notation: 1.38516345 × 108
Factors of 138516345
Divisors of 138516345
- Number of divisors d(n): 64
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Complete list of divisors:
1 3 5 9 11 15 27 33 37 45 55 99 111 135 165 185 297 333 407 495 555 999 1221 1485 1665 2035 2521 3663 4995 6105 7563 10989 12605 18315 22689 27731 37815 54945 68067 83193 93277 113445 138655 249579 279831 340335 415965 466385 748737 839493 1026047 1247895 1399155 2518479 3078141 3743685 4197465 5130235 9234423 12592395 15390705 27703269 46172115 138516345
- Sum of all divisors σ(n): 276007680
- Sum of proper divisors (its aliquot sum) s(n): 137491335
- 138516345 is a deficient number, because the sum of its proper divisors (137491335) is less than itself. Its deficiency is 1025010
Bases of 138516345
- Binary: 10000100000110010111011110012
- Hexadecimal: 0x8419779
- Base-36: 2AGVW9
Squares and roots of 138516345
- 138516345 squared (1385163452) is 19186777832159025
- 138516345 cubed (1385163453) is 2657682337637691601763625
-
The
square root of 138516345 is 11769.2967079599 -
The
cube root of 138516345 is 517.4086375155
Scales and comparisons
How big is 138516345?- 138,516,345 seconds is equal to 4 years, 21 weeks, 4 hours, 45 minutes, 45 seconds.
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To count from 1 to 138,516,345 would take you about six 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 138516345 cubic inches would be around 43.1 feet tall.
Recreational maths with 138516345
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