398490

398,490 is an even composite number composed of five prime numbers multiplied together.

What does the number 398490 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 32 divisors.

398490 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 398490:

2 × 3 × 5 × 37 × 359

See below for interesting mathematical facts about the number 398490 from the Numbermatics database.

Names of 398490

Cardinal: 398490 can be written as Three hundred ninety-eight thousand, four hundred ninety.

Scientific notation

Scientific notation: 3.9849 × 10⁵

Factors of 398490

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 5
Sum of prime factors: 406

Divisors of 398490

Number of divisors d(n): 32
Complete list of divisors:
1 2 3 5 6 10 15 30 37 74 111 185 222 359 370 555 718 1077 1110 1795 2154 3590 5385 10770 13283 26566 39849 66415 79698 132830 199245 398490
Sum of all divisors σ(n): 984960
Sum of proper divisors (its aliquot sum) s(n): 586470
398490 is an abundant number, because the sum of its proper divisors (586470) is greater than itself. Its abundance is 187980

Bases of 398490

Binary: 1100001010010011010₂
Hexadecimal: 0x6149A
Base-36: 8JH6

Squares and roots of 398490

398490 squared (398490²) is 158794280100
398490 cubed (398490³) is 63277932677049000
The square root of 398490 is 631.2606434745
The cube root of 398490 is 73.5877982687

Scales and comparisons

How big is 398490?

398,490 seconds is equal to 4 days, 14 hours, 41 minutes, 30 seconds.
To count from 1 to 398,490 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 398490 cubic inches would be around 6.1 feet tall.

Recreational maths with 398490

398490 backwards is 094893
The number of decimal digits it has is: 6
The sum of 398490's digits is 33
More coming soon!

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The information we have on file for 398490 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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