121390840

121,390,840 is an even composite number composed of three prime numbers multiplied together.

What does the number 121390840 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 16 divisors.

121390840 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 121390840:

2³ × 5 × 3034771

(2 × 2 × 2 × 5 × 3034771)

See below for interesting mathematical facts about the number 121390840 from the Numbermatics database.

Names of 121390840

Cardinal: 121390840 can be written as One hundred twenty-one million, three hundred ninety thousand, eight hundred forty.

Scientific notation

Scientific notation: 1.2139084 × 10⁸

Factors of 121390840

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 5
Sum of prime factors: 3034778

Divisors of 121390840

Number of divisors d(n): 16
Complete list of divisors:
1 2 4 5 8 10 20 40 3034771 6069542 12139084 15173855 24278168 30347710 60695420 121390840
Sum of all divisors σ(n): 273129480
Sum of proper divisors (its aliquot sum) s(n): 151738640
121390840 is an abundant number, because the sum of its proper divisors (151738640) is greater than itself. Its abundance is 30347800

Bases of 121390840

Binary: 111001111000100011011111000₂
Hexadecimal: 0x73C46F8
Base-36: 209TRS

Squares and roots of 121390840

121390840 squared (121390840²) is 14735736035905600
121390840 cubed (121390840³) is 1788783375416850944704000
The square root of 121390840 is 11017.7511316965
The cube root of 121390840 is 495.1407143401

Scales and comparisons

How big is 121390840?

121,390,840 seconds is equal to 3 years, 44 weeks, 4 days, 23 hours, 40 minutes, 40 seconds.
To count from 1 to 121,390,840 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 121390840 cubic inches would be around 41.3 feet tall.

Recreational maths with 121390840

121390840 backwards is 048093121
The number of decimal digits it has is: 9
The sum of 121390840's digits is 28
More coming soon!

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The information we have on file for 121390840 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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