157989009

157,989,009 is an odd composite number composed of five prime numbers multiplied together.

What does the number 157989009 look like?

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

157989009 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 157989009:

3 × 19 × 43 × 73 × 883

See below for interesting mathematical facts about the number 157989009 from the Numbermatics database.

Names of 157989009

Cardinal: 157989009 can be written as One hundred fifty-seven million, nine hundred eighty-nine thousand and nine.

Scientific notation

Scientific notation: 1.57989009 × 10⁸

Factors of 157989009

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 5
Sum of prime factors: 1021

Divisors of 157989009

Number of divisors d(n): 32
Complete list of divisors:
1 3 19 43 57 73 129 219 817 883 1387 2451 2649 3139 4161 9417 16777 37969 50331 59641 64459 113907 178923 193377 721411 1224721 2164233 2771737 3674163 8315211 52663003 157989009
Sum of all divisors σ(n): 230264320
Sum of proper divisors (its aliquot sum) s(n): 72275311
157989009 is a deficient number, because the sum of its proper divisors (72275311) is less than itself. Its deficiency is 85713698

Bases of 157989009

Binary: 1001011010101011100010010001₂
Hexadecimal: 0x96AB891
Base-36: 2M293L

Squares and roots of 157989009

157989009 squared (157989009²) is 24960526964802081
157989009 cubed (157989009³) is 3943488919286858658327729
The square root of 157989009 is 12569.3678838675
The cube root of 157989009 is 540.5994817007

Scales and comparisons

How big is 157989009?

157,989,009 seconds is equal to 5 years, 1 week, 1 day, 13 hours, 50 minutes, 9 seconds.
To count from 1 to 157,989,009 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 157989009 cubic inches would be around 45 feet tall.

Recreational maths with 157989009

157989009 backwards is 900989751
The number of decimal digits it has is: 9
The sum of 157989009's digits is 48
More coming soon!

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The information we have on file for 157989009 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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