The Number

218180

Two Hundred and Eightteen Thousand One Hundred and Eighty

In Base 21 Unovigesimal Is

12bfb21

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

218177
12bf821
Two Hundred and Eightteen Thousand One Hundred and Seventy-Seven in Base 21 Unovigesimal
218178
12bf921
Two Hundred and Eightteen Thousand One Hundred and Seventy-Eight in Base 21 Unovigesimal
218179
12bfa21
Two Hundred and Eightteen Thousand One Hundred and Seventy-Nine in Base 21 Unovigesimal
218181
12bfc21
Two Hundred and Eightteen Thousand One Hundred and Eighty-One in Base 21 Unovigesimal
218182
12bfd21
Two Hundred and Eightteen Thousand One Hundred and Eighty-Two in Base 21 Unovigesimal
218183
12bfe21
Two Hundred and Eightteen Thousand One Hundred and Eighty-Three in Base 21 Unovigesimal

Scientific Notation

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

2.18180e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000if214bbj5g8721

The reciprocal of 218180 in Base 21 Unovigesimal.

Palindrome?

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

The number 12bfb21 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 thousand one hundred and eighty is a composite number with 12 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Two hundred and eightteen thousand one hundred and eighty 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 eightteen thousand one hundred and eighty has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
10909
13fa21
Ten Thousand Nine Hundred and Nine in Base 21 Unovigesimal

Prime Factorization

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

2212 · 5211 · 13fa211 = 12bfb21

Base Conversions

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