The Number

42

Forty-Two

In Base 4 Quaternary Is

2224

The numbers with a 4 subscript use Base 4 Quaternary notation.

For more familiar numbers: See Forty-Two in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

39
2134
Thirty-Nine in Base 4 Quaternary
40
2204
Forty in Base 4 Quaternary
41
2214
Forty-One in Base 4 Quaternary
43
2234
Forty-Three in Base 4 Quaternary
44
2304
Forty-Four in Base 4 Quaternary
45
2314
Forty-Five in Base 4 Quaternary

Scientific Notation

Scientific notation expresses a quantity as the product of its significand with 10 raised to an integer exponent.

4.2e1

Reciprocal

A number multiplied with its reciprocal is one.

0.00120120120120120120120120124

The reciprocal of 42 in Base 4 Quaternary.

Palindrome?

A numerical palindrome has the same value when all of its digits are reversed.

The number 2224 is a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Forty-two is a composite number with 8 total factors (including 1 and itself).   See primes in Base 4 Quaternary

A Composite

Composites have more than just these two factors.

Forty-two is a composite number with 8 total factors (including 1 and itself).

Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number forty-two has the following 3 prime factors:

2
24
Two in Base 4 Quaternary
3
34
Three in Base 4 Quaternary
7
134
Seven in Base 4 Quaternary

Prime Factorization

The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities

241 · 341 · 1341 = 2224

Base Conversions

The number forty-two in 35 different bases