The Number

42009

Forty-Two Thousand and Nine

In Base 12 Duodecimal Is

2038912

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

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

Nearby Numbers

Positive, nonzero integers within three units

42006
2038612
Forty-Two Thousand and Six in Base 12 Duodecimal
42007
2038712
Forty-Two Thousand and Seven in Base 12 Duodecimal
42008
2038812
Forty-Two Thousand and Eight in Base 12 Duodecimal
42010
2038a12
Forty-Two Thousand and Ten in Base 12 Duodecimal
42011
2038b12
Forty-Two Thousand and Eleven in Base 12 Duodecimal
42012
2039012
Forty-Two Thousand and Twelve in Base 12 Duodecimal

Scientific Notation

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

4.2009e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00005b0b57154219ba112

The reciprocal of 42009 in Base 12 Duodecimal.

Palindrome?

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

The number 2038912 is not a palindrome.

Not A Prime Number

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

Forty-two thousand and nine is a composite number with 16 total factors (including 1 and itself).   See primes in Base 12 Duodecimal

A Composite

Composites have more than just these two factors.

Forty-two thousand and nine is a composite number with 16 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 thousand and nine has the following 4 prime factors:

3
312
Three in Base 12 Duodecimal
11
b12
Eleven in Base 12 Duodecimal
19
1712
Nineteen in Base 12 Duodecimal
67
5712
Sixty-Seven in Base 12 Duodecimal

Prime Factorization

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

3121 · b121 · 17121 · 57121 = 2038912

Base Conversions

The number forty-two thousand and nine in 35 different bases