389442

389,442 is an even composite number composed of four prime numbers multiplied together.

What does the number 389442 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 16 divisors.

389442 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 389442:

2 × 3 × 47 × 1381

See below for interesting mathematical facts about the number 389442 from the Numbermatics database.

Names of 389442

Cardinal: 389442 can be written as Three hundred eighty-nine thousand, four hundred forty-two.

Scientific notation

Scientific notation: 3.89442 × 10⁵

Factors of 389442

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 4
Sum of prime factors: 1433

Divisors of 389442

Number of divisors d(n): 16
Complete list of divisors:
1 2 3 6 47 94 141 282 1381 2762 4143 8286 64907 129814 194721 389442
Sum of all divisors σ(n): 796032
Sum of proper divisors (its aliquot sum) s(n): 406590
389442 is an abundant number, because the sum of its proper divisors (406590) is greater than itself. Its abundance is 17148

Bases of 389442

Binary: 1011111000101000010₂
Hexadecimal: 0x5F142
Base-36: 8CHU

Squares and roots of 389442

389442 squared (389442²) is 151665071364
389442 cubed (389442³) is 59064748722138888
The square root of 389442 is 624.0528823745
The cube root of 389442 is 73.0265744245

Scales and comparisons

How big is 389442?

389,442 seconds is equal to 4 days, 12 hours, 10 minutes, 42 seconds.
To count from 1 to 389,442 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 389442 cubic inches would be around 6.1 feet tall.

Recreational maths with 389442

389442 backwards is 244983
The number of decimal digits it has is: 6
The sum of 389442's digits is 30
More coming soon!

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The information we have on file for 389442 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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