The Number

664

Six Hundred and Sixty-Four

In Base 5 Quinary Is

101245

The numbers with a 5 subscript use Base 5 Quinary notation.

For more familiar numbers: See Six Hundred and Sixty-Four in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

661
101215
Six Hundred and Sixty-One in Base 5 Quinary
662
101225
Six Hundred and Sixty-Two in Base 5 Quinary
663
101235
Six Hundred and Sixty-Three in Base 5 Quinary
665
101305
Six Hundred and Sixty-Five in Base 5 Quinary
666
101315
Six Hundred and Sixty-Six in Base 5 Quinary
667
101325
Six Hundred and Sixty-Seven in Base 5 Quinary

Scientific Notation

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

6.64e2

Reciprocal

A number multiplied with its reciprocal is one.

0.0000432312113130022104234215

The reciprocal of 664 in Base 5 Quinary.

Palindrome?

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

The number 101245 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 sixty-four is a composite number with 8 total factors (including 1 and itself).   See primes in Base 5 Quinary

A Composite

Composites have more than just these two factors.

Six hundred and sixty-four is a composite number with 8 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 sixty-four has the following 2 prime factors:

2
25
Two in Base 5 Quinary
83
3135
Eighty-Three in Base 5 Quinary

Prime Factorization

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

253 · 31351 = 101245

Base Conversions

The number six hundred and sixty-four in 35 different bases