155872

155,872 is an even composite number composed of two prime numbers multiplied together.

What does the number 155872 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 12 divisors.

155872 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 155872:

2⁵ × 4871

(2 × 2 × 2 × 2 × 2 × 4871)

See below for interesting mathematical facts about the number 155872 from the Numbermatics database.

Names of 155872

Cardinal: 155872 can be written as One hundred fifty-five thousand, eight hundred seventy-two.

Scientific notation

Scientific notation: 1.55872 × 10⁵

Factors of 155872

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 6
Sum of prime factors: 4873

Divisors of 155872

Number of divisors d(n): 12
Complete list of divisors:
1 2 4 8 16 32 4871 9742 19484 38968 77936 155872
Sum of all divisors σ(n): 306936
Sum of proper divisors (its aliquot sum) s(n): 151064
155872 is a deficient number, because the sum of its proper divisors (151064) is less than itself. Its deficiency is 4808

Bases of 155872

Binary: 100110000011100000₂
Hexadecimal: 0x260E0
Base-36: 3C9S

Squares and roots of 155872

155872 squared (155872²) is 24296080384
155872 cubed (155872³) is 3787078641614848
The square root of 155872 is 394.8062816117
The cube root of 155872 is 53.8173987755

Scales and comparisons

How big is 155872?

155,872 seconds is equal to 1 day, 19 hours, 17 minutes, 52 seconds.
To count from 1 to 155,872 would take you about nineteen 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 155872 cubic inches would be around 4.5 feet tall.

Recreational maths with 155872

155872 backwards is 278551
The number of decimal digits it has is: 6
The sum of 155872's digits is 28
More coming soon!

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The information we have on file for 155872 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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