155857429

155,857,429 is an odd composite number composed of four prime numbers multiplied together.

What does the number 155857429 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 16 divisors.

155857429 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 155857429:

7 × 13 × 31 × 55249

See below for interesting mathematical facts about the number 155857429 from the Numbermatics database.

Names of 155857429

Cardinal: 155857429 can be written as One hundred fifty-five million, eight hundred fifty-seven thousand, four hundred twenty-nine.

Scientific notation

Scientific notation: 1.55857429 × 10⁸

Factors of 155857429

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 4
Sum of prime factors: 55300

Divisors of 155857429

Number of divisors d(n): 16
Complete list of divisors:
1 7 13 31 91 217 403 2821 55249 386743 718237 1712719 5027659 11989033 22265347 155857429
Sum of all divisors σ(n): 198016000
Sum of proper divisors (its aliquot sum) s(n): 42158571
155857429 is a deficient number, because the sum of its proper divisors (42158571) is less than itself. Its deficiency is 113698858

Bases of 155857429

Binary: 1001010010100011001000010101₂
Hexadecimal: 0x94A3215
Base-36: 2KSKD1

Squares and roots of 155857429

155857429 squared (155857429²) is 24291538174490041
155857429 cubed (155857429³) is 3786016686331371176364589
The square root of 155857429 is 12484.2872844227
The cube root of 155857429 is 538.1572176337

Scales and comparisons

How big is 155857429?

155,857,429 seconds is equal to 4 years, 49 weeks, 4 days, 21 hours, 43 minutes, 49 seconds.
To count from 1 to 155,857,429 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 155857429 cubic inches would be around 44.8 feet tall.

Recreational maths with 155857429

155857429 backwards is 924758551
The number of decimal digits it has is: 9
The sum of 155857429's digits is 46
More coming soon!

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The information we have on file for 155857429 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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