The Number

648

Six Hundred and Forty-Eight

In Base 2 Binary Is

10100010002

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

For more familiar numbers: See Six Hundred and Forty-Eight in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

645
10100001012
Six Hundred and Forty-Five in Base 2 Binary
646
10100001102
Six Hundred and Forty-Six in Base 2 Binary
647
10100001112
Six Hundred and Forty-Seven in Base 2 Binary
649
10100010012
Six Hundred and Forty-Nine in Base 2 Binary
650
10100010102
Six Hundred and Fifty in Base 2 Binary
651
10100010112
Six Hundred and Fifty-One in Base 2 Binary

Scientific Notation

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

6.48e2

Reciprocal

A number multiplied with its reciprocal is one.

0.0000000001100101001000101100001111110011010110111010011112

The reciprocal of 648 in Base 2 Binary.

Palindrome?

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

The number 10100010002 is not a palindrome.

Not A Prime Number

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

Six hundred and forty-eight is a composite number with 20 total factors (including 1 and itself).   See primes in Base 2 Binary

A Composite

Composites have more than just these two factors.

Six hundred and forty-eight is a composite number with 20 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 six hundred and forty-eight has the following 2 prime factors:

2
102
Two in Base 2 Binary
3
112
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

1023 · 1124 = 10100010002

Base Conversions

The number six hundred and forty-eight in 35 different bases