The Number

4001

Four Thousand and One

In Base 2 Binary Is

1111101000012

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

For more familiar numbers: See Four Thousand and One in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

3998
1111100111102
Three Thousand Nine Hundred and Ninety-Eight in Base 2 Binary
3999
1111100111112
Three Thousand Nine Hundred and Ninety-Nine in Base 2 Binary
4000
1111101000002
Four Thousand in Base 2 Binary
4002
1111101000102
Four Thousand and Two in Base 2 Binary
4003
1111101000112
Four Thousand and Three in Base 2 Binary
4004
1111101001002
Four Thousand and 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.

4.001e3

Reciprocal

A number multiplied with its reciprocal is one.

0.0000000000010000011000010100000101110100101001001001000100011112

The reciprocal of 4001 in Base 2 Binary.

Palindrome?

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

The number 1111101000012 is not a palindrome.

A Prime Number

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

Four thousand and one is the 551st prime number.   See primes in Base 2 Binary

Not A Composite

Composites have more than just these two factors.

Four Thousand and One is not a composite number because it has exactly two factors: One and Four Thousand and One

Prime Factors

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

The number four thousand and one has the following 1 prime factor:

4001
1111101000012
Four Thousand and 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

11111010000121 = 1111101000012

Base Conversions

The number four thousand and one in 35 different bases