398999

398,999 is an odd composite number composed of two prime numbers multiplied together.

What does the number 398999 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 4 divisors.

398999 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of four divisors.

Prime factorization of 398999:

191 × 2089

See below for interesting mathematical facts about the number 398999 from the Numbermatics database.

Names of 398999

Cardinal: 398999 can be written as Three hundred ninety-eight thousand, nine hundred ninety-nine.

Scientific notation

Scientific notation: 3.98999 × 10⁵

Factors of 398999

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 2
Sum of prime factors: 2280

Divisors of 398999

Number of divisors d(n): 4
Complete list of divisors:
1 191 2089 398999
Sum of all divisors σ(n): 401280
Sum of proper divisors (its aliquot sum) s(n): 2281
398999 is a deficient number, because the sum of its proper divisors (2281) is less than itself. Its deficiency is 396718

Bases of 398999

Binary: 1100001011010010111₂
Hexadecimal: 0x61697
Base-36: 8JVB

Squares and roots of 398999

398999 squared (398999²) is 159200202001
398999 cubed (398999³) is 63520721398196999
The square root of 398999 is 631.6636763341
The cube root of 398999 is 73.6191167063

Scales and comparisons

How big is 398999?

398,999 seconds is equal to 4 days, 14 hours, 49 minutes, 59 seconds.
To count from 1 to 398,999 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 398999 cubic inches would be around 6.1 feet tall.

Recreational maths with 398999

398999 backwards is 999893
The number of decimal digits it has is: 6
The sum of 398999's digits is 47
More coming soon!

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The information we have on file for 398999 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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