The Number

218

Two Hundred and Eightteen

In Base 11 Undecimal Is

18911

The numbers with a 11 subscript use Base 11 Undecimal notation.

For more familiar numbers: See Two Hundred and Eightteen in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

215
18611
Two Hundred and Fifteen in Base 11 Undecimal
216
18711
Two Hundred and Sixteen in Base 11 Undecimal
217
18811
Two Hundred and Seventeen in Base 11 Undecimal
219
18a11
Two Hundred and Nineteen in Base 11 Undecimal
220
19011
Two Hundred and Twenty in Base 11 Undecimal
221
19111
Two Hundred and Twenty-One in Base 11 Undecimal

Scientific Notation

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

2.18e2

Reciprocal

A number multiplied with its reciprocal is one.

0.0061184768a274656811

The reciprocal of 218 in Base 11 Undecimal.

Palindrome?

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

The number 18911 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 eightteen is a composite number with 4 total factors (including 1 and itself).   See primes in Base 11 Undecimal

A Composite

Composites have more than just these two factors.

Two hundred and eightteen 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 eightteen has the following 2 prime factors:

2
211
Two in Base 11 Undecimal
109
9a11
One Hundred and Nine in Base 11 Undecimal

Prime Factorization

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

2111 · 9a111 = 18911

Base Conversions

The number two hundred and eightteen in 35 different bases