The Number

213309

Two Hundred and Thirteen Thousand Three Hundred and Nine

In Base 18 Octodecimal Is

20a6918

The numbers with a 18 subscript use Base 18 Octodecimal notation.

For more familiar numbers: See Two Hundred and Thirteen Thousand Three Hundred and Nine in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

213306
20a6618
Two Hundred and Thirteen Thousand Three Hundred and Six in Base 18 Octodecimal
213307
20a6718
Two Hundred and Thirteen Thousand Three Hundred and Seven in Base 18 Octodecimal
213308
20a6818
Two Hundred and Thirteen Thousand Three Hundred and Eight in Base 18 Octodecimal
213310
20a6a18
Two Hundred and Thirteen Thousand Three Hundred and Ten in Base 18 Octodecimal
213311
20a6b18
Two Hundred and Thirteen Thousand Three Hundred and Eleven in Base 18 Octodecimal
213312
20a6c18
Two Hundred and Thirteen Thousand Three Hundred and Twelve in Base 18 Octodecimal

Scientific Notation

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

2.13309e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00008f81h467c3d0318

The reciprocal of 213309 in Base 18 Octodecimal.

Palindrome?

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

The number 20a6918 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 thirteen thousand three hundred and nine is a composite number with 12 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

Two hundred and thirteen thousand three hundred and nine is a composite number with 12 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 thirteen thousand three hundred and nine has the following 3 prime factors:

3
318
Three in Base 18 Octodecimal
137
7b18
One Hundred and Thirty-Seven in Base 18 Octodecimal
173
9b18
One Hundred and Seventy-Three in Base 18 Octodecimal

Prime Factorization

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

3182 · 7b181 · 9b181 = 20a6918

Base Conversions

The number two hundred and thirteen thousand three hundred and nine in 35 different bases