The Number

149

One Hundred and Forty-Nine

In Base 2 Binary Is

100101012

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

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

Nearby Numbers

Positive, nonzero integers within three units

146
100100102
One Hundred and Forty-Six in Base 2 Binary
147
100100112
One Hundred and Forty-Seven in Base 2 Binary
148
100101002
One Hundred and Forty-Eight in Base 2 Binary
150
100101102
One Hundred and Fifty in Base 2 Binary
151
100101112
One Hundred and Fifty-One in Base 2 Binary
152
100110002
One Hundred and Fifty-Two in Base 2 Binary

Scientific Notation

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

1.49e2

Reciprocal

A number multiplied with its reciprocal is one.

0.0000000110110111110101101100001111011101101000110011100010112

The reciprocal of 149 in Base 2 Binary.

Palindrome?

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

The number 100101012 is not a palindrome.

A Prime Number

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

One hundred and forty-nine is the 35th prime number.   See primes in Base 2 Binary

Not A Composite

Composites have more than just these two factors.

One Hundred and Forty-Nine is not a composite number because it has exactly two factors: One and One Hundred and Forty-Nine

Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number one hundred and forty-nine has the following 1 prime factor:

149
100101012
One Hundred and Forty-Nine in Base 2 Binary

Prime Factorization

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

1001010121 = 100101012

Base Conversions

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