The Number

45

Forty-Five

In Base 12 Duodecimal Is

3912

The numbers with a 12 subscript use Base 12 Duodecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

42
3612
Forty-Two in Base 12 Duodecimal
43
3712
Forty-Three in Base 12 Duodecimal
44
3812
Forty-Four in Base 12 Duodecimal
46
3a12
Forty-Six in Base 12 Duodecimal
47
3b12
Forty-Seven in Base 12 Duodecimal
48
4012
Forty-Eight in Base 12 Duodecimal

Scientific Notation

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

4.5e1

Reciprocal

A number multiplied with its reciprocal is one.

0.032497249724972512

The reciprocal of 45 in Base 12 Duodecimal.

Palindrome?

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

The number 3912 is not a palindrome.

Not A Prime Number

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

Forty-five is a composite number with 6 total factors (including 1 and itself).   See primes in Base 12 Duodecimal

A Composite

Composites have more than just these two factors.

Forty-five is a composite number with 6 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-five has the following 2 prime factors:

3
312
Three in Base 12 Duodecimal
5
512
Five in Base 12 Duodecimal

Prime Factorization

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

3122 · 5121 = 3912

Base Conversions

The number forty-five in 35 different bases