The Number

21218

Twenty-One Thousand Two Hundred and Eightteen

In Base 20 Vigesimal Is

2d0i20

The numbers with a 20 subscript use Base 20 Vigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21215
2d0f20
Twenty-One Thousand Two Hundred and Fifteen in Base 20 Vigesimal
21216
2d0g20
Twenty-One Thousand Two Hundred and Sixteen in Base 20 Vigesimal
21217
2d0h20
Twenty-One Thousand Two Hundred and Seventeen in Base 20 Vigesimal
21219
2d0j20
Twenty-One Thousand Two Hundred and Nineteen in Base 20 Vigesimal
21220
2d1020
Twenty-One Thousand Two Hundred and Twenty in Base 20 Vigesimal
21221
2d1120
Twenty-One Thousand Two Hundred and Twenty-One in Base 20 Vigesimal

Scientific Notation

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

2.1218e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0007ag62f59abh3320

The reciprocal of 21218 in Base 20 Vigesimal.

Palindrome?

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

The number 2d0i20 is not a palindrome.

Not A Prime Number

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

Twenty-one thousand two hundred and eightteen is a composite number with 6 total factors (including 1 and itself).   See primes in Base 20 Vigesimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand two hundred and eightteen is a composite number with 6 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 twenty-one thousand two hundred and eightteen has the following 2 prime factors:

2
220
Two in Base 20 Vigesimal
103
5320
One Hundred and Three in Base 20 Vigesimal

Prime Factorization

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

2201 · 53202 = 2d0i20

Base Conversions

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