157428

157,428 is an even composite number composed of three prime numbers multiplied together.

What does the number 157428 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 18 divisors.

157428 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eighteen divisors.

Prime factorization of 157428:

2² × 3² × 4373

(2 × 2 × 3 × 3 × 4373)

See below for interesting mathematical facts about the number 157428 from the Numbermatics database.

Names of 157428

Cardinal: 157428 can be written as One hundred fifty-seven thousand, four hundred twenty-eight.

Scientific notation

Scientific notation: 1.57428 × 10⁵

Factors of 157428

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 5
Sum of prime factors: 4378

Divisors of 157428

Number of divisors d(n): 18
Complete list of divisors:
1 2 3 4 6 9 12 18 36 4373 8746 13119 17492 26238 39357 52476 78714 157428
Sum of all divisors σ(n): 398034
Sum of proper divisors (its aliquot sum) s(n): 240606
157428 is an abundant number, because the sum of its proper divisors (240606) is greater than itself. Its abundance is 83178

Bases of 157428

Binary: 100110011011110100₂
Hexadecimal: 0x266F4
Base-36: 3DH0

Squares and roots of 157428

157428 squared (157428²) is 24783575184
157428 cubed (157428³) is 3901628674066752
The square root of 157428 is 396.7719748167
The cube root of 157428 is 53.9958844601

Scales and comparisons

How big is 157428?

157,428 seconds is equal to 1 day, 19 hours, 43 minutes, 48 seconds.
To count from 1 to 157,428 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 157428 cubic inches would be around 4.5 feet tall.

Recreational maths with 157428

157428 backwards is 824751
The number of decimal digits it has is: 6
The sum of 157428's digits is 27
More coming soon!

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The information we have on file for 157428 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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