149931

149,931 is an odd composite number composed of two prime numbers multiplied together.

What does the number 149931 look like?

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

149931 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 149931:

3⁵ × 617

(3 × 3 × 3 × 3 × 3 × 617)

See below for interesting mathematical facts about the number 149931 from the Numbermatics database.

Names of 149931

Cardinal: 149931 can be written as One hundred forty-nine thousand, nine hundred thirty-one.

Scientific notation

Scientific notation: 1.49931 × 10⁵

Factors of 149931

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 6
Sum of prime factors: 620

Divisors of 149931

Number of divisors d(n): 12
Complete list of divisors:
1 3 9 27 81 243 617 1851 5553 16659 49977 149931
Sum of all divisors σ(n): 224952
Sum of proper divisors (its aliquot sum) s(n): 75021
149931 is a deficient number, because the sum of its proper divisors (75021) is less than itself. Its deficiency is 74910

Bases of 149931

Binary: 100100100110101011₂
Hexadecimal: 0x249AB
Base-36: 37OR

Squares and roots of 149931

149931 squared (149931²) is 22479304761
149931 cubed (149931³) is 3370344642121491
The square root of 149931 is 387.2092457573
The cube root of 149931 is 53.1247801605

Scales and comparisons

How big is 149931?

149,931 seconds is equal to 1 day, 17 hours, 38 minutes, 51 seconds.
To count from 1 to 149,931 would take you about seventeen 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 149931 cubic inches would be around 4.4 feet tall.

Recreational maths with 149931

149931 backwards is 139941
149931 is a Harshad number.
The number of decimal digits it has is: 6
The sum of 149931's digits is 27
More coming soon!

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The information we have on file for 149931 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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