121438689

121,438,689 is an odd composite number composed of four prime numbers multiplied together.

What does the number 121438689 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 16 divisors.

121438689 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 121438689:

3 × 23 × 29 × 60689

See below for interesting mathematical facts about the number 121438689 from the Numbermatics database.

Names of 121438689

Cardinal: 121438689 can be written as One hundred twenty-one million, four hundred thirty-eight thousand, six hundred eighty-nine.

Scientific notation

Scientific notation: 1.21438689 × 10⁸

Factors of 121438689

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 4
Sum of prime factors: 60744

Divisors of 121438689

Number of divisors d(n): 16
Complete list of divisors:
1 3 23 29 69 87 667 2001 60689 182067 1395847 1759981 4187541 5279943 40479563 121438689
Sum of all divisors σ(n): 174787200
Sum of proper divisors (its aliquot sum) s(n): 53348511
121438689 is a deficient number, because the sum of its proper divisors (53348511) is less than itself. Its deficiency is 68090178

Bases of 121438689

Binary: 111001111010000000111100001₂
Hexadecimal: 0x73D01E1
Base-36: 20AUOX

Squares and roots of 121438689

121438689 squared (121438689²) is 14747355186038721
121438689 cubed (121438689³) is 1790899480009893381476769
The square root of 121438689 is 11019.9223681477
The cube root of 121438689 is 495.2057628391

Scales and comparisons

How big is 121438689?

121,438,689 seconds is equal to 3 years, 44 weeks, 5 days, 12 hours, 58 minutes, 9 seconds.
To count from 1 to 121,438,689 would take you about five 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 121438689 cubic inches would be around 41.3 feet tall.

Recreational maths with 121438689

121438689 backwards is 986834121
The number of decimal digits it has is: 9
The sum of 121438689's digits is 42
More coming soon!

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The information we have on file for 121438689 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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