The Number

664

Six Hundred and Sixty-Four

In Base 7 Septenary Is

16367

The numbers with a 7 subscript use Base 7 Septenary notation.

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

Nearby Numbers

Positive, nonzero integers within three units

661
16337
Six Hundred and Sixty-One in Base 7 Septenary
662
16347
Six Hundred and Sixty-Two in Base 7 Septenary
663
16357
Six Hundred and Sixty-Three in Base 7 Septenary
665
16407
Six Hundred and Sixty-Five in Base 7 Septenary
666
16417
Six Hundred and Sixty-Six in Base 7 Septenary
667
16427
Six Hundred and Sixty-Seven in Base 7 Septenary

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.

0.000342116335023022004437

The reciprocal of 664 in Base 7 Septenary.

Palindrome?

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

The number 16367 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 7 Septenary

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
27
Two in Base 7 Septenary
83
1467
Eighty-Three in Base 7 Septenary

Prime Factorization

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

273 · 14671 = 16367

Base Conversions

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