The Number

1231

One Thousand Two Hundred and Thirty-One

In Base 2 Binary Is

100110011112

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

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

Nearby Numbers

Positive, nonzero integers within three units

1228
100110011002
One Thousand Two Hundred and Twenty-Eight in Base 2 Binary
1229
100110011012
One Thousand Two Hundred and Twenty-Nine in Base 2 Binary
1230
100110011102
One Thousand Two Hundred and Thirty in Base 2 Binary
1232
100110100002
One Thousand Two Hundred and Thirty-Two in Base 2 Binary
1233
100110100012
One Thousand Two Hundred and Thirty-Three in Base 2 Binary
1234
100110100102
One Thousand Two Hundred and Thirty-Four in Base 2 Binary

Scientific Notation

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

1.231e3

Reciprocal

A number multiplied with its reciprocal is one.

0.000000000011010100111100111011101011110100111110100110001010012

The reciprocal of 1231 in Base 2 Binary.

Palindrome?

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

The number 100110011112 is not a palindrome.

A Prime Number

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

One thousand two hundred and thirty-one is the 202nd prime number.   See primes in Base 2 Binary

Not A Composite

Composites have more than just these two factors.

One Thousand Two Hundred and Thirty-One is not a composite number because it has exactly two factors: One and One Thousand Two Hundred and Thirty-One

Prime Factors

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

The number one thousand two hundred and thirty-one has the following 1 prime factor:

1231
100110011112
One Thousand Two Hundred and Thirty-One in Base 2 Binary

Prime Factorization

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

1001100111121 = 100110011112

Base Conversions

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