The Number

42009

Forty-Two Thousand and Nine

In Base 16 Hexadecimal Is

a41916

The numbers with a 16 subscript use Base 16 Hexadecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

42006
a41616
Forty-Two Thousand and Six in Base 16 Hexadecimal
42007
a41716
Forty-Two Thousand and Seven in Base 16 Hexadecimal
42008
a41816
Forty-Two Thousand and Eight in Base 16 Hexadecimal
42010
a41a16
Forty-Two Thousand and Ten in Base 16 Hexadecimal
42011
a41b16
Forty-Two Thousand and Eleven in Base 16 Hexadecimal
42012
a41c16
Forty-Two Thousand and Twelve in Base 16 Hexadecimal

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.

0.00018f5f37baa06dd16

The reciprocal of 42009 in Base 16 Hexadecimal.

Palindrome?

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

The number a41916 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 16 Hexadecimal

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
316
Three in Base 16 Hexadecimal
11
b16
Eleven in Base 16 Hexadecimal
19
1316
Nineteen in Base 16 Hexadecimal
67
4316
Sixty-Seven in Base 16 Hexadecimal

Prime Factorization

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

3161 · b161 · 13161 · 43161 = a41916

Base Conversions

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