The Number

42009

Forty-Two Thousand and Nine

In Base 2 Binary Is

10100100000110012

The numbers with a 2 subscript use Base 2 Binary notation.

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

Nearby Numbers

Positive, nonzero integers within three units

42006
10100100000101102
Forty-Two Thousand and Six in Base 2 Binary
42007
10100100000101112
Forty-Two Thousand and Seven in Base 2 Binary
42008
10100100000110002
Forty-Two Thousand and Eight in Base 2 Binary
42010
10100100000110102
Forty-Two Thousand and Ten in Base 2 Binary
42011
10100100000110112
Forty-Two Thousand and Eleven in Base 2 Binary
42012
10100100000111002
Forty-Two Thousand and Twelve in Base 2 Binary

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.

0.000000000000000110001111010111110011011110111010101000000110110111012

The reciprocal of 42009 in Base 2 Binary.

Palindrome?

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

The number 10100100000110012 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 2 Binary

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
112
Three in Base 2 Binary
11
10112
Eleven in Base 2 Binary
19
100112
Nineteen in Base 2 Binary
67
10000112
Sixty-Seven in Base 2 Binary

Prime Factorization

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

1121 · 101121 · 1001121 · 100001121 = 10100100000110012

Base Conversions

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