138609100

138,609,100 is an even composite number composed of four prime numbers multiplied together.

What does the number 138609100 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 36 divisors.

138609100 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of thirty-six divisors.

Prime factorization of 138609100:

2² × 5² × 7 × 198013

(2 × 2 × 5 × 5 × 7 × 198013)

See below for interesting mathematical facts about the number 138609100 from the Numbermatics database.

Names of 138609100

Cardinal: 138609100 can be written as One hundred thirty-eight million, six hundred nine thousand, one hundred.

Scientific notation

Scientific notation: 1.386091 × 10⁸

Factors of 138609100

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 6
Sum of prime factors: 198027

Divisors of 138609100

Number of divisors d(n): 36
Complete list of divisors:
1 2 4 5 7 10 14 20 25 28 35 50 70 100 140 175 350 700 198013 396026 792052 990065 1386091 1980130 2772182 3960260 4950325 5544364 6930455 9900650 13860910 19801300 27721820 34652275 69304550 138609100
Sum of all divisors σ(n): 343752304
Sum of proper divisors (its aliquot sum) s(n): 205143204
138609100 is an abundant number, because the sum of its proper divisors (205143204) is greater than itself. Its abundance is 66534104

Bases of 138609100

Binary: 1000010000110000000111001100₂
Hexadecimal: 0x84301CC
Base-36: 2AIVGS

Squares and roots of 138609100

138609100 squared (138609100²) is 19212482602810000
138609100 cubed (138609100³) is 2663024922341151571000000
The square root of 138609100 is 11773.2365983191
The cube root of 138609100 is 517.5241029015

Scales and comparisons

How big is 138609100?

138,609,100 seconds is equal to 4 years, 21 weeks, 1 day, 6 hours, 31 minutes, 40 seconds.
To count from 1 to 138,609,100 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 138609100 cubic inches would be around 43.1 feet tall.

Recreational maths with 138609100

138609100 backwards is 001906831
138609100 is a Harshad number.
The number of decimal digits it has is: 9
The sum of 138609100's digits is 28
More coming soon!

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The information we have on file for 138609100 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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