The Number

42109

Forty-Two Thousand One Hundred and Nine

In Base 2 Binary Is

10100100011111012

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

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

Nearby Numbers

Positive, nonzero integers within three units

42106
10100100011110102
Forty-Two Thousand One Hundred and Six in Base 2 Binary
42107
10100100011110112
Forty-Two Thousand One Hundred and Seven in Base 2 Binary
42108
10100100011111002
Forty-Two Thousand One Hundred and Eight in Base 2 Binary
42110
10100100011111102
Forty-Two Thousand One Hundred and Ten in Base 2 Binary
42111
10100100011111112
Forty-Two Thousand One Hundred and Eleven in Base 2 Binary
42112
10100100100000002
Forty-Two Thousand One Hundred 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.

4.2109e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00000000000000011000111001101100011010111100110100001101110110101112

The reciprocal of 42109 in Base 2 Binary.

Palindrome?

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

The number 10100100011111012 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 one hundred and nine is a composite number with 4 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 one hundred and nine is a composite number with 4 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 one hundred and nine has the following 2 prime factors:

17
100012
Seventeen in Base 2 Binary
2477
1001101011012
Two Thousand Four Hundred and Seventy-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

1000121 · 10011010110121 = 10100100011111012

Base Conversions

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