123438

123,438 is an even composite number composed of four prime numbers multiplied together.

What does the number 123438 look like?

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

123438 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 123438:

2 × 3 × 7 × 2939

See below for interesting mathematical facts about the number 123438 from the Numbermatics database.

Names of 123438

Cardinal: 123438 can be written as One hundred twenty-three thousand, four hundred thirty-eight.

Scientific notation

Scientific notation: 1.23438 × 10⁵

Factors of 123438

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 4
Sum of prime factors: 2951

Divisors of 123438

Number of divisors d(n): 16
Complete list of divisors:
1 2 3 6 7 14 21 42 2939 5878 8817 17634 20573 41146 61719 123438
Sum of all divisors σ(n): 282240
Sum of proper divisors (its aliquot sum) s(n): 158802
123438 is an abundant number, because the sum of its proper divisors (158802) is greater than itself. Its abundance is 35364

Bases of 123438

Binary: 11110001000101110₂
Hexadecimal: 0x1E22E
Base-36: 2N8U

Squares and roots of 123438

123438 squared (123438²) is 15236939844
123438 cubed (123438³) is 1880817380463672
The square root of 123438 is 351.3374446311
The cube root of 123438 is 49.7908597603

Scales and comparisons

How big is 123438?

123,438 seconds is equal to 1 day, 10 hours, 17 minutes, 18 seconds.
To count from 1 to 123,438 would take you about ten hours.

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 123438 cubic inches would be around 4.1 feet tall.

Recreational maths with 123438

123438 backwards is 834321
123438 is a Harshad number.
The number of decimal digits it has is: 6
The sum of 123438's digits is 21
More coming soon!

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The information we have on file for 123438 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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