38

38 is an even composite number composed of two prime numbers multiplied together.

What does the number 38 look like?

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

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

Prime factorization of 38:

2 × 19

See below for interesting mathematical facts about the number 38 from the Numbermatics database.

Names of 38

Cardinal: 38 can be written as Thirty-eight.

Scientific notation

Scientific notation: 3.8 × 10¹

Factors of 38

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 2
Sum of prime factors: 21

Divisors of 38

Number of divisors d(n): 4
Complete list of divisors:
1 2 19 38
Sum of all divisors σ(n): 60
Sum of proper divisors (its aliquot sum) s(n): 22
38 is a deficient number, because the sum of its proper divisors (22) is less than itself. Its deficiency is 16

Bases of 38

Binary: 100110₂
Hexadecimal: 0x26
Base-36: 12

Squares and roots of 38

38 squared (38²) is 1444
38 cubed (38³) is 54872
The square root of 38 is 6.1644140029
The cube root of 38 is 3.3619754068

Scales and comparisons

How big is 38?

A cube with a volume of 38 cubic inches would be around 0.3 feet tall.

Recreational maths with 38

38 backwards is 83
The number of decimal digits it has is: 2
The sum of 38's digits is 11
More coming soon!

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The information we have on file for 38 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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