138637668

138,637,668 is an even composite number composed of five prime numbers multiplied together.

What does the number 138637668 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 48 divisors.

138637668 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 138637668:

2² × 3 × 13 × 37 × 24019

(2 × 2 × 3 × 13 × 37 × 24019)

See below for interesting mathematical facts about the number 138637668 from the Numbermatics database.

Names of 138637668

Cardinal: 138637668 can be written as One hundred thirty-eight million, six hundred thirty-seven thousand, six hundred sixty-eight.

Scientific notation

Scientific notation: 1.38637668 × 10⁸

Factors of 138637668

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 24074

Divisors of 138637668

Number of divisors d(n): 48
Complete list of divisors:
1 2 3 4 6 12 13 26 37 39 52 74 78 111 148 156 222 444 481 962 1443 1924 2886 5772 24019 48038 72057 96076 144114 288228 312247 624494 888703 936741 1248988 1777406 1873482 2666109 3554812 3746964 5332218 10664436 11553139 23106278 34659417 46212556 69318834 138637668
Sum of all divisors σ(n): 357801920
Sum of proper divisors (its aliquot sum) s(n): 219164252
138637668 is an abundant number, because the sum of its proper divisors (219164252) is greater than itself. Its abundance is 80526584

Bases of 138637668

Binary: 1000010000110111000101100100₂
Hexadecimal: 0x8437164
Base-36: 2AJHIC

Squares and roots of 138637668

138637668 squared (138637668²) is 19220402988478224
138637668 cubed (138637668³) is 2664671848342851844141632
The square root of 138637668 is 11774.4497960627
The cube root of 138637668 is 517.5596551921

Scales and comparisons

How big is 138637668?

138,637,668 seconds is equal to 4 years, 21 weeks, 1 day, 14 hours, 27 minutes, 48 seconds.
To count from 1 to 138,637,668 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 138637668 cubic inches would be around 43.1 feet tall.

Recreational maths with 138637668

138637668 backwards is 866736831
The number of decimal digits it has is: 9
The sum of 138637668's digits is 48
More coming soon!

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The information we have on file for 138637668 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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