389408

389,408 is an even composite number composed of three prime numbers multiplied together.

What does the number 389408 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 24 divisors.

389408 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twenty-four divisors.

Prime factorization of 389408:

2⁵ × 43 × 283

(2 × 2 × 2 × 2 × 2 × 43 × 283)

See below for interesting mathematical facts about the number 389408 from the Numbermatics database.

Names of 389408

Cardinal: 389408 can be written as Three hundred eighty-nine thousand, four hundred eight.

Scientific notation

Scientific notation: 3.89408 × 10⁵

Factors of 389408

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 7
Sum of prime factors: 328

Divisors of 389408

Number of divisors d(n): 24
Complete list of divisors:
1 2 4 8 16 32 43 86 172 283 344 566 688 1132 1376 2264 4528 9056 12169 24338 48676 97352 194704 389408
Sum of all divisors σ(n): 787248
Sum of proper divisors (its aliquot sum) s(n): 397840
389408 is an abundant number, because the sum of its proper divisors (397840) is greater than itself. Its abundance is 8432

Bases of 389408

Binary: 1011111000100100000₂
Hexadecimal: 0x5F120
Base-36: 8CGW

Squares and roots of 389408

389408 squared (389408²) is 151638590464
389408 cubed (389408³) is 59049280235405312
The square root of 389408 is 624.0256404989
The cube root of 389408 is 73.0244491821

Scales and comparisons

How big is 389408?

389,408 seconds is equal to 4 days, 12 hours, 10 minutes, 8 seconds.
To count from 1 to 389,408 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 389408 cubic inches would be around 6.1 feet tall.

Recreational maths with 389408

389408 backwards is 804983
389408 is a Harshad number.
The number of decimal digits it has is: 6
The sum of 389408's digits is 32
More coming soon!

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The information we have on file for 389408 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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