157431021

157,431,021 is an odd composite number composed of five prime numbers multiplied together.

What does the number 157431021 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 32 divisors.

157431021 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 157431021:

3 × 11 × 23 × 41 × 5059

See below for interesting mathematical facts about the number 157431021 from the Numbermatics database.

Names of 157431021

Cardinal: 157431021 can be written as One hundred fifty-seven million, four hundred thirty-one thousand and twenty-one.

Scientific notation

Scientific notation: 1.57431021 × 10⁸

Factors of 157431021

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 5
Sum of prime factors: 5137

Divisors of 157431021

Number of divisors d(n): 32
Complete list of divisors:
1 3 11 23 33 41 69 123 253 451 759 943 1353 2829 5059 10373 15177 31119 55649 116357 166947 207419 349071 622257 1279927 2281609 3839781 4770637 6844827 14311911 52477007 157431021
Sum of all divisors σ(n): 244823040
Sum of proper divisors (its aliquot sum) s(n): 87392019
157431021 is a deficient number, because the sum of its proper divisors (87392019) is less than itself. Its deficiency is 70039002

Bases of 157431021

Binary: 1001011000100011010011101101₂
Hexadecimal: 0x96234ED
Base-36: 2LQAJX

Squares and roots of 157431021

157431021 squared (157431021²) is 24784526373102441
157431021 cubed (157431021³) is 3901853291918944224222261
The square root of 157431021 is 12547.1519079033
The cube root of 157431021 is 539.9622984653

Scales and comparisons

How big is 157431021?

157,431,021 seconds is equal to 5 years, 2 days, 2 hours, 50 minutes, 21 seconds.
To count from 1 to 157,431,021 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 157431021 cubic inches would be around 45 feet tall.

Recreational maths with 157431021

157431021 backwards is 120134751
The number of decimal digits it has is: 9
The sum of 157431021's digits is 24
More coming soon!

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The information we have on file for 157431021 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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