138897

138,897 is an odd composite number composed of four prime numbers multiplied together.

What does the number 138897 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 24 divisors.

138897 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of twenty-four divisors.

Prime factorization of 138897:

3² × 11 × 23 × 61

(3 × 3 × 11 × 23 × 61)

See below for interesting mathematical facts about the number 138897 from the Numbermatics database.

Names of 138897

Cardinal: 138897 can be written as One hundred thirty-eight thousand, eight hundred ninety-seven.

Scientific notation

Scientific notation: 1.38897 × 10⁵

Factors of 138897

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 5
Sum of prime factors: 98

Divisors of 138897

Number of divisors d(n): 24
Complete list of divisors:
1 3 9 11 23 33 61 69 99 183 207 253 549 671 759 1403 2013 2277 4209 6039 12627 15433 46299 138897
Sum of all divisors σ(n): 232128
Sum of proper divisors (its aliquot sum) s(n): 93231
138897 is a deficient number, because the sum of its proper divisors (93231) is less than itself. Its deficiency is 45666

Bases of 138897

Binary: 100001111010010001₂
Hexadecimal: 0x21E91
Base-36: 2Z69

Squares and roots of 138897

138897 squared (138897²) is 19292376609
138897 cubed (138897³) is 2679653233860273
The square root of 138897 is 372.6888782887
The cube root of 138897 is 51.7882165373

Scales and comparisons

How big is 138897?

138,897 seconds is equal to 1 day, 14 hours, 34 minutes, 57 seconds.
To count from 1 to 138,897 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 138897 cubic inches would be around 4.3 feet tall.

Recreational maths with 138897

138897 backwards is 798831
The number of decimal digits it has is: 6
The sum of 138897's digits is 36
More coming soon!

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The information we have on file for 138897 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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