188428

188,428 is an even composite number composed of three prime numbers multiplied together.

What does the number 188428 look like?

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

188428 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 188428:

2² × 17² × 163

(2 × 2 × 17 × 17 × 163)

See below for interesting mathematical facts about the number 188428 from the Numbermatics database.

Names of 188428

Cardinal: 188428 can be written as One hundred eighty-eight thousand, four hundred twenty-eight.

Scientific notation

Scientific notation: 1.88428 × 10⁵

Factors of 188428

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 5
Sum of prime factors: 182

Divisors of 188428

Number of divisors d(n): 18
Complete list of divisors:
1 2 4 17 34 68 163 289 326 578 652 1156 2771 5542 11084 47107 94214 188428
Sum of all divisors σ(n): 352436
Sum of proper divisors (its aliquot sum) s(n): 164008
188428 is a deficient number, because the sum of its proper divisors (164008) is less than itself. Its deficiency is 24420

Bases of 188428

Binary: 101110000000001100₂
Hexadecimal: 0x2E00C
Base-36: 41E4

Squares and roots of 188428

188428 squared (188428²) is 35505111184
188428 cubed (188428³) is 6690157090178752
The square root of 188428 is 434.0829413833
The cube root of 188428 is 57.3299829783

Scales and comparisons

How big is 188428?

188,428 seconds is equal to 2 days, 4 hours, 20 minutes, 28 seconds.
To count from 1 to 188,428 would take you about two days.

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 188428 cubic inches would be around 4.8 feet tall.

Recreational maths with 188428

188428 backwards is 824881
The number of decimal digits it has is: 6
The sum of 188428's digits is 31
More coming soon!

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The information we have on file for 188428 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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