68139

68,139 is an odd composite number composed of three prime numbers multiplied together.

What does the number 68139 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 12 divisors.

68139 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 68139:

3² × 67 × 113

(3 × 3 × 67 × 113)

See below for interesting mathematical facts about the number 68139 from the Numbermatics database.

Names of 68139

Cardinal: 68139 can be written as Sixty-eight thousand, one hundred thirty-nine.

Scientific notation

Scientific notation: 6.8139 × 10⁴

Factors of 68139

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 183

Divisors of 68139

Number of divisors d(n): 12
Complete list of divisors:
1 3 9 67 113 201 339 603 1017 7571 22713 68139
Sum of all divisors σ(n): 100776
Sum of proper divisors (its aliquot sum) s(n): 32637
68139 is a deficient number, because the sum of its proper divisors (32637) is less than itself. Its deficiency is 35502

Bases of 68139

Binary: 10000101000101011₂
Hexadecimal: 0x10A2B
Base-36: 1GKR

Squares and roots of 68139

68139 squared (68139²) is 4642923321
68139 cubed (68139³) is 316364152169619
The square root of 68139 is 261.0344804811
The cube root of 68139 is 40.8443433683

Scales and comparisons

How big is 68139?

68,139 seconds is equal to 18 hours, 55 minutes, 39 seconds.
To count from 1 to 68,139 would take you about eighteen 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 68139 cubic inches would be around 3.4 feet tall.

Recreational maths with 68139

68139 backwards is 93186
The number of decimal digits it has is: 5
The sum of 68139's digits is 27
More coming soon!

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The information we have on file for 68139 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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