The Number

215664

Two Hundred and Fifteen Thousand Six Hundred and Sixty-Four

In Base 13 Tridecimal Is

7721713

The numbers with a 13 subscript use Base 13 Tridecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

215661
7721413
Two Hundred and Fifteen Thousand Six Hundred and Sixty-One in Base 13 Tridecimal
215662
7721513
Two Hundred and Fifteen Thousand Six Hundred and Sixty-Two in Base 13 Tridecimal
215663
7721613
Two Hundred and Fifteen Thousand Six Hundred and Sixty-Three in Base 13 Tridecimal
215665
7721813
Two Hundred and Fifteen Thousand Six Hundred and Sixty-Five in Base 13 Tridecimal
215666
7721913
Two Hundred and Fifteen Thousand Six Hundred and Sixty-Six in Base 13 Tridecimal
215667
7721a13
Two Hundred and Fifteen Thousand Six Hundred and Sixty-Seven in Base 13 Tridecimal

Scientific Notation

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

2.15664e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000194c551621bab2713

The reciprocal of 215664 in Base 13 Tridecimal.

Palindrome?

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

The number 7721713 is not a palindrome.

Not A Prime Number

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

Two hundred and fifteen thousand six hundred and sixty-four is a composite number with 20 total factors (including 1 and itself).   See primes in Base 13 Tridecimal

A Composite

Composites have more than just these two factors.

Two hundred and fifteen thousand six hundred and sixty-four 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 two hundred and fifteen thousand six hundred and sixty-four has the following 3 prime factors:

2
213
Two in Base 13 Tridecimal
3
313
Three in Base 13 Tridecimal
4493
207813
Four Thousand Four Hundred and Ninety-Three in Base 13 Tridecimal

Prime Factorization

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

2134 · 3131 · 2078131 = 7721713

Base Conversions

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