47

47 is a prime number. Like all primes greater than two, it is odd and has no factors apart from itself and one.

What does the number 47 look like?

As a prime, it is not composed of any other numbers and has no internal structure.

47 is a prime number. Like all primes (except two), it is an odd number.

Prime factorization of 47:

47

See below for interesting mathematical facts about the number 47 from the Numbermatics database.

Names of 47

Cardinal: 47 can be written as Forty-seven.

Scientific notation

Scientific notation: 4.7 × 10¹

Factors of 47

Number of distinct prime factors ω(n): 1
Total number of prime factors Ω(n): 1
Sum of prime factors: 47

Divisors of 47

Number of divisors d(n): 2
Complete list of divisors:
1 47
Sum of all divisors σ(n): 48
Sum of proper divisors (its aliquot sum) s(n): 1
47 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 46

Bases of 47

Binary: 101111₂
Hexadecimal: 0x2F
Base-36: 1B

Squares and roots of 47

47 squared (47²) is 2209
47 cubed (47³) is 103823
The square root of 47 is 6.8556546005
The cube root of 47 is 3.6088260801

Scales and comparisons

How big is 47?

A cube with a volume of 47 cubic inches would be around 0.3 feet tall.

Recreational maths with 47

47 backwards is 74
The number of decimal digits it has is: 2
The sum of 47's digits is 11
More coming soon!

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The information we have on file for 47 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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