The Number

213243

Two Hundred and Thirteen Thousand Two Hundred and Forty-Three

In Base 18 Octodecimal Is

20a2f18

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

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

Nearby Numbers

Positive, nonzero integers within three units

213240
20a2c18
Two Hundred and Thirteen Thousand Two Hundred and Forty in Base 18 Octodecimal
213241
20a2d18
Two Hundred and Thirteen Thousand Two Hundred and Forty-One in Base 18 Octodecimal
213242
20a2e18
Two Hundred and Thirteen Thousand Two Hundred and Forty-Two in Base 18 Octodecimal
213244
20a2g18
Two Hundred and Thirteen Thousand Two Hundred and Forty-Four in Base 18 Octodecimal
213245
20a2h18
Two Hundred and Thirteen Thousand Two Hundred and Forty-Five in Base 18 Octodecimal
213246
20a3018
Two Hundred and Thirteen Thousand Two Hundred and Forty-Six in Base 18 Octodecimal

Scientific Notation

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

2.13243e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00008f8hh1054aea18

The reciprocal of 213243 in Base 18 Octodecimal.

Palindrome?

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

The number 20a2f18 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 two hundred and forty-three is a composite number with 4 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 two hundred and forty-three is a composite number with 4 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 two hundred and forty-three has the following 2 prime factors:

3
318
Three in Base 18 Octodecimal
71081
c36h18
Seventy-One Thousand and Eighty-One in Base 18 Octodecimal

Prime Factorization

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

3181 · c36h181 = 20a2f18

Base Conversions

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