The Number

81218

Eighty-One Thousand Two Hundred and Eightteen

In Base 18 Octodecimal Is

dgc218

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

For more familiar numbers: See Eighty-One Thousand Two Hundred and Eightteen in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

81215
dgbh18
Eighty-One Thousand Two Hundred and Fifteen in Base 18 Octodecimal
81216
dgc018
Eighty-One Thousand Two Hundred and Sixteen in Base 18 Octodecimal
81217
dgc118
Eighty-One Thousand Two Hundred and Seventeen in Base 18 Octodecimal
81219
dgc318
Eighty-One Thousand Two Hundred and Nineteen in Base 18 Octodecimal
81220
dgc418
Eighty-One Thousand Two Hundred and Twenty in Base 18 Octodecimal
81221
dgc518
Eighty-One Thousand Two Hundred and Twenty-One in Base 18 Octodecimal

Scientific Notation

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

8.1218e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000154dhd01dd55718

The reciprocal of 81218 in Base 18 Octodecimal.

Palindrome?

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

The number dgc218 is not a palindrome.

Not A Prime Number

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

Eighty-one thousand two hundred and eightteen 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.

Eighty-one thousand 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 eighty-one thousand two hundred and eightteen has the following 2 prime factors:

2
218
Two in Base 18 Octodecimal
40609
6h6118
Forty Thousand Six Hundred and Nine in Base 18 Octodecimal

Prime Factorization

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

2181 · 6h61181 = dgc218

Base Conversions

The number eighty-one thousand two hundred and eightteen in 35 different bases