138580

138,580 is an even composite number composed of four prime numbers multiplied together.

What does the number 138580 look like?

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

138580 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 138580:

2² × 5 × 13² × 41

(2 × 2 × 5 × 13 × 13 × 41)

See below for interesting mathematical facts about the number 138580 from the Numbermatics database.

Names of 138580

Cardinal: 138580 can be written as One hundred thirty-eight thousand, five hundred eighty.

Scientific notation

Scientific notation: 1.3858 × 10⁵

Factors of 138580

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 6
Sum of prime factors: 61

Divisors of 138580

Number of divisors d(n): 36
Complete list of divisors:
1 2 4 5 10 13 20 26 41 52 65 82 130 164 169 205 260 338 410 533 676 820 845 1066 1690 2132 2665 3380 5330 6929 10660 13858 27716 34645 69290 138580
Sum of all divisors σ(n): 322812
Sum of proper divisors (its aliquot sum) s(n): 184232
138580 is an abundant number, because the sum of its proper divisors (184232) is greater than itself. Its abundance is 45652

Bases of 138580

Binary: 100001110101010100₂
Hexadecimal: 0x21D54
Base-36: 2YXG

Squares and roots of 138580

138580 squared (138580²) is 19204416400
138580 cubed (138580³) is 2661348024712000
The square root of 138580 is 372.2633476451
The cube root of 138580 is 51.7487883525

Scales and comparisons

How big is 138580?

138,580 seconds is equal to 1 day, 14 hours, 29 minutes, 40 seconds.
To count from 1 to 138,580 would take you about fourteen hours.

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 138580 cubic inches would be around 4.3 feet tall.

Recreational maths with 138580

138580 backwards is 085831
The number of decimal digits it has is: 6
The sum of 138580's digits is 25
More coming soon!

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The information we have on file for 138580 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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