The Number

21868

Twenty-One Thousand Eight Hundred and Sixty-Eight

In Base 27 Heptavigesimal Is

12qp27

The numbers with a 27 subscript use Base 27 Heptavigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21865
12qm27
Twenty-One Thousand Eight Hundred and Sixty-Five in Base 27 Heptavigesimal
21866
12qn27
Twenty-One Thousand Eight Hundred and Sixty-Six in Base 27 Heptavigesimal
21867
12qo27
Twenty-One Thousand Eight Hundred and Sixty-Seven in Base 27 Heptavigesimal
21869
12qq27
Twenty-One Thousand Eight Hundred and Sixty-Nine in Base 27 Heptavigesimal
21870
130027
Twenty-One Thousand Eight Hundred and Seventy in Base 27 Heptavigesimal
21871
130127
Twenty-One Thousand Eight Hundred and Seventy-One in Base 27 Heptavigesimal

Scientific Notation

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

2.1868e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000o848hacn59h27

The reciprocal of 21868 in Base 27 Heptavigesimal.

Palindrome?

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

The number 12qp27 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 eight hundred and sixty-eight is a composite number with 24 total factors (including 1 and itself).   See primes in Base 27 Heptavigesimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand eight hundred and sixty-eight is a composite number with 24 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 eight hundred and sixty-eight has the following 4 prime factors:

2
227
Two in Base 27 Heptavigesimal
7
727
Seven in Base 27 Heptavigesimal
11
b27
Eleven in Base 27 Heptavigesimal
71
2h27
Seventy-One in Base 27 Heptavigesimal

Prime Factorization

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

2272 · 7271 · b271 · 2h271 = 12qp27

Base Conversions

The number twenty-one thousand eight hundred and sixty-eight in 35 different bases