138692450

138,692,450 is an even composite number composed of five prime numbers multiplied together.

What does the number 138692450 look like?

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

138692450 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 138692450:

2 × 5² × 13 × 31 × 6883

(2 × 5 × 5 × 13 × 31 × 6883)

See below for interesting mathematical facts about the number 138692450 from the Numbermatics database.

Names of 138692450

Cardinal: 138692450 can be written as One hundred thirty-eight million, six hundred ninety-two thousand, four hundred fifty.

Scientific notation

Scientific notation: 1.3869245 × 10⁸

Factors of 138692450

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 6934

Divisors of 138692450

Number of divisors d(n): 48
Complete list of divisors:
1 2 5 10 13 25 26 31 50 62 65 130 155 310 325 403 650 775 806 1550 2015 4030 6883 10075 13766 20150 34415 68830 89479 172075 178958 213373 344150 426746 447395 894790 1066865 2133730 2236975 2773849 4473950 5334325 5547698 10668650 13869245 27738490 69346225 138692450
Sum of all divisors σ(n): 286814976
Sum of proper divisors (its aliquot sum) s(n): 148122526
138692450 is an abundant number, because the sum of its proper divisors (148122526) is greater than itself. Its abundance is 9430076

Bases of 138692450

Binary: 1000010001000100011101100010₂
Hexadecimal: 0x8444762
Base-36: 2AKNS2

Squares and roots of 138692450

138692450 squared (138692450²) is 19235595687002500
138692450 cubed (138692450³) is 2667831893039809881125000
The square root of 138692450 is 11776.7758745761
The cube root of 138692450 is 517.6278166081

Scales and comparisons

How big is 138692450?

138,692,450 seconds is equal to 4 years, 21 weeks, 2 days, 5 hours, 40 minutes, 50 seconds.
To count from 1 to 138,692,450 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 138692450 cubic inches would be around 43.1 feet tall.

Recreational maths with 138692450

138692450 backwards is 054296831
The number of decimal digits it has is: 9
The sum of 138692450's digits is 38
More coming soon!

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The information we have on file for 138692450 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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