398655

398,655 is an odd composite number composed of three prime numbers multiplied together.

What does the number 398655 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 16 divisors.

398655 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 398655:

3³ × 5 × 2953

(3 × 3 × 3 × 5 × 2953)

See below for interesting mathematical facts about the number 398655 from the Numbermatics database.

Names of 398655

Cardinal: 398655 can be written as Three hundred ninety-eight thousand, six hundred fifty-five.

Scientific notation

Scientific notation: 3.98655 × 10⁵

Factors of 398655

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 5
Sum of prime factors: 2961

Divisors of 398655

Number of divisors d(n): 16
Complete list of divisors:
1 3 5 9 15 27 45 135 2953 8859 14765 26577 44295 79731 132885 398655
Sum of all divisors σ(n): 708960
Sum of proper divisors (its aliquot sum) s(n): 310305
398655 is a deficient number, because the sum of its proper divisors (310305) is less than itself. Its deficiency is 88350

Bases of 398655

Binary: 1100001010100111111₂
Hexadecimal: 0x6153F
Base-36: 8JLR

Squares and roots of 398655

398655 squared (398655²) is 158925809025
398655 cubed (398655³) is 63356568396861375
The square root of 398655 is 631.3913208145
The cube root of 398655 is 73.5979535309

Scales and comparisons

How big is 398655?

398,655 seconds is equal to 4 days, 14 hours, 44 minutes, 15 seconds.
To count from 1 to 398,655 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 398655 cubic inches would be around 6.1 feet tall.

Recreational maths with 398655

398655 backwards is 556893
The number of decimal digits it has is: 6
The sum of 398655's digits is 36
More coming soon!

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The information we have on file for 398655 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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