155231864

155,231,864 is an even composite number composed of three prime numbers multiplied together.

What does the number 155231864 look like?

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

155231864 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 155231864:

2³ × 139 × 139597

(2 × 2 × 2 × 139 × 139597)

See below for interesting mathematical facts about the number 155231864 from the Numbermatics database.

Names of 155231864

Cardinal: 155231864 can be written as One hundred fifty-five million, two hundred thirty-one thousand, eight hundred sixty-four.

Scientific notation

Scientific notation: 1.55231864 × 10⁸

Factors of 155231864

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 5
Sum of prime factors: 139738

Divisors of 155231864

Number of divisors d(n): 16
Complete list of divisors:
1 2 4 8 139 278 556 1112 139597 279194 558388 1116776 19403983 38807966 77615932 155231864
Sum of all divisors σ(n): 293155800
Sum of proper divisors (its aliquot sum) s(n): 137923936
155231864 is a deficient number, because the sum of its proper divisors (137923936) is less than itself. Its deficiency is 17307928

Bases of 155231864

Binary: 1001010000001010011001111000₂
Hexadecimal: 0x940A678
Base-36: 2KF5O8

Squares and roots of 155231864

155231864 squared (155231864²) is 24096931600914496
155231864 cubed (155231864³) is 3740611609090461318700544
The square root of 155231864 is 12459.2080005111
The cube root of 155231864 is 537.4362516069

Scales and comparisons

How big is 155231864?

155,231,864 seconds is equal to 4 years, 48 weeks, 4 days, 15 hours, 57 minutes, 44 seconds.
To count from 1 to 155,231,864 would take you about seven 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 155231864 cubic inches would be around 44.8 feet tall.

Recreational maths with 155231864

155231864 backwards is 468132551
The number of decimal digits it has is: 9
The sum of 155231864's digits is 35
More coming soon!

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The information we have on file for 155231864 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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