The Number

249

Two Hundred and Forty-Nine

In Base 2 Binary Is

111110012

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

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

Nearby Numbers

Positive, nonzero integers within three units

246
111101102
Two Hundred and Forty-Six in Base 2 Binary
247
111101112
Two Hundred and Forty-Seven in Base 2 Binary
248
111110002
Two Hundred and Forty-Eight in Base 2 Binary
250
111110102
Two Hundred and Fifty in Base 2 Binary
251
111110112
Two Hundred and Fifty-One in Base 2 Binary
252
111111002
Two 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.

2.49e2

Reciprocal

A number multiplied with its reciprocal is one.

0.000000010000011100110010011000001010010001111111011111000112

The reciprocal of 249 in Base 2 Binary.

Palindrome?

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

The number 111110012 is not a palindrome.

Not A Prime Number

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

Two hundred and forty-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.

Two hundred and forty-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 two hundred and forty-nine has the following 2 prime factors:

3
112
Three in Base 2 Binary
83
10100112
Eighty-Three 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 · 101001121 = 111110012

Base Conversions

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