121979816

121,979,816 is an even composite number composed of three prime numbers multiplied together.

What does the number 121979816 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 24 divisors.

121979816 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twenty-four divisors.

Prime factorization of 121979816:

2³ × 7² × 311173

(2 × 2 × 2 × 7 × 7 × 311173)

See below for interesting mathematical facts about the number 121979816 from the Numbermatics database.

Names of 121979816

Cardinal: 121979816 can be written as One hundred twenty-one million, nine hundred seventy-nine thousand, eight hundred sixteen.

Scientific notation

Scientific notation: 1.21979816 × 10⁸

Factors of 121979816

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 6
Sum of prime factors: 311182

Divisors of 121979816

Number of divisors d(n): 24
Complete list of divisors:
1 2 4 7 8 14 28 49 56 98 196 392 311173 622346 1244692 2178211 2489384 4356422 8712844 15247477 17425688 30494954 60989908 121979816
Sum of all divisors σ(n): 266053770
Sum of proper divisors (its aliquot sum) s(n): 144073954
121979816 is an abundant number, because the sum of its proper divisors (144073954) is greater than itself. Its abundance is 22094138

Bases of 121979816

Binary: 111010001010100001110101000₂
Hexadecimal: 0x74543A8
Base-36: 20MG88

Squares and roots of 121979816

121979816 squared (121979816²) is 14879075511393856
121979816 cubed (121979816³) is 1814946893129928458410496
The square root of 121979816 is 11044.4472926443
The cube root of 121979816 is 495.9402134841

Scales and comparisons

How big is 121979816?

121,979,816 seconds is equal to 3 years, 45 weeks, 4 days, 19 hours, 16 minutes, 56 seconds.
To count from 1 to 121,979,816 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 121979816 cubic inches would be around 41.3 feet tall.

Recreational maths with 121979816

121979816 backwards is 618979121
The number of decimal digits it has is: 9
The sum of 121979816's digits is 44
More coming soon!

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The information we have on file for 121979816 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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