121939

121,939 is an odd composite number composed of two prime numbers multiplied together.

What does the number 121939 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 4 divisors.

121939 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of four divisors.

Prime factorization of 121939:

61 × 1999

See below for interesting mathematical facts about the number 121939 from the Numbermatics database.

Names of 121939

Cardinal: 121939 can be written as One hundred twenty-one thousand, nine hundred thirty-nine.

Scientific notation

Scientific notation: 1.21939 × 10⁵

Factors of 121939

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 2
Sum of prime factors: 2060

Divisors of 121939

Number of divisors d(n): 4
Complete list of divisors:
1 61 1999 121939
Sum of all divisors σ(n): 124000
Sum of proper divisors (its aliquot sum) s(n): 2061
121939 is a deficient number, because the sum of its proper divisors (2061) is less than itself. Its deficiency is 119878

Bases of 121939

Binary: 11101110001010011₂
Hexadecimal: 0x1DC53
Base-36: 2M37

Squares and roots of 121939

121939 squared (121939²) is 14869119721
121939 cubed (121939³) is 1813125589659019
The square root of 121939 is 349.1976517675
The cube root of 121939 is 49.5884891343

Scales and comparisons

How big is 121939?

121,939 seconds is equal to 1 day, 9 hours, 52 minutes, 19 seconds.
To count from 1 to 121,939 would take you about nine 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 121939 cubic inches would be around 4.1 feet tall.

Recreational maths with 121939

121939 backwards is 939121
The number of decimal digits it has is: 6
The sum of 121939's digits is 25
More coming soon!

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The information we have on file for 121939 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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