398447

398,447 is an odd composite number composed of two prime numbers multiplied together.

What does the number 398447 look like?

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

398447 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 398447:

7 × 56921

See below for interesting mathematical facts about the number 398447 from the Numbermatics database.

Names of 398447

Cardinal: 398447 can be written as Three hundred ninety-eight thousand, four hundred forty-seven.

Scientific notation

Scientific notation: 3.98447 × 10⁵

Factors of 398447

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 2
Sum of prime factors: 56928

Divisors of 398447

Number of divisors d(n): 4
Complete list of divisors:
1 7 56921 398447
Sum of all divisors σ(n): 455376
Sum of proper divisors (its aliquot sum) s(n): 56929
398447 is a deficient number, because the sum of its proper divisors (56929) is less than itself. Its deficiency is 341518

Bases of 398447

Binary: 1100001010001101111₂
Hexadecimal: 0x6146F
Base-36: 8JFZ

Squares and roots of 398447

398447 squared (398447²) is 158760011809
398447 cubed (398447³) is 63257450425260623
The square root of 398447 is 631.2265837241
The cube root of 398447 is 73.5851512853

Scales and comparisons

How big is 398447?

398,447 seconds is equal to 4 days, 14 hours, 40 minutes, 47 seconds.
To count from 1 to 398,447 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 398447 cubic inches would be around 6.1 feet tall.

Recreational maths with 398447

398447 backwards is 744893
The number of decimal digits it has is: 6
The sum of 398447's digits is 35
More coming soon!

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The information we have on file for 398447 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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