388928

388,928 is an even composite number composed of three prime numbers multiplied together.

What does the number 388928 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 28 divisors.

388928 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twenty-eight divisors.

Prime factorization of 388928:

2⁶ × 59 × 103

(2 × 2 × 2 × 2 × 2 × 2 × 59 × 103)

See below for interesting mathematical facts about the number 388928 from the Numbermatics database.

Names of 388928

Cardinal: 388928 can be written as Three hundred eighty-eight thousand, nine hundred twenty-eight.

Scientific notation

Scientific notation: 3.88928 × 10⁵

Factors of 388928

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 8
Sum of prime factors: 164

Divisors of 388928

Number of divisors d(n): 28
Complete list of divisors:
1 2 4 8 16 32 59 64 103 118 206 236 412 472 824 944 1648 1888 3296 3776 6077 6592 12154 24308 48616 97232 194464 388928
Sum of all divisors σ(n): 792480
Sum of proper divisors (its aliquot sum) s(n): 403552
388928 is an abundant number, because the sum of its proper divisors (403552) is greater than itself. Its abundance is 14624

Bases of 388928

Binary: 1011110111101000000₂
Hexadecimal: 0x5EF40
Base-36: 8C3K

Squares and roots of 388928

388928 squared (388928²) is 151264989184
388928 cubed (388928³) is 58831189713354752
The square root of 388928 is 623.6409223263
The cube root of 388928 is 72.9944325521

Scales and comparisons

How big is 388928?

388,928 seconds is equal to 4 days, 12 hours, 2 minutes, 8 seconds.
To count from 1 to 388,928 would take you about four 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 388928 cubic inches would be around 6.1 feet tall.

Recreational maths with 388928

388928 backwards is 829883
The number of decimal digits it has is: 6
The sum of 388928's digits is 38
More coming soon!

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The information we have on file for 388928 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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