388881

388,881 is an odd composite number composed of two prime numbers multiplied together.

What does the number 388881 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 10 divisors.

388881 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of ten divisors.

Prime factorization of 388881:

3⁴ × 4801

(3 × 3 × 3 × 3 × 4801)

See below for interesting mathematical facts about the number 388881 from the Numbermatics database.

Names of 388881

Cardinal: 388881 can be written as Three hundred eighty-eight thousand, eight hundred eighty-one.

Scientific notation

Scientific notation: 3.88881 × 10⁵

Factors of 388881

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 5
Sum of prime factors: 4804

Divisors of 388881

Number of divisors d(n): 10
Complete list of divisors:
1 3 9 27 81 4801 14403 43209 129627 388881
Sum of all divisors σ(n): 581042
Sum of proper divisors (its aliquot sum) s(n): 192161
388881 is a deficient number, because the sum of its proper divisors (192161) is less than itself. Its deficiency is 196720

Bases of 388881

Binary: 1011110111100010001₂
Hexadecimal: 0x5EF11
Base-36: 8C29

Squares and roots of 388881

388881 squared (388881²) is 151228432161
388881 cubed (388881³) is 58809863927201841
The square root of 388881 is 623.6032392475
The cube root of 388881 is 72.9914920967

Scales and comparisons

How big is 388881?

388,881 seconds is equal to 4 days, 12 hours, 1 minute, 21 seconds.
To count from 1 to 388,881 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 388881 cubic inches would be around 6.1 feet tall.

Recreational maths with 388881

388881 backwards is 188883
The number of decimal digits it has is: 6
The sum of 388881's digits is 36
More coming soon!

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The information we have on file for 388881 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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