The Number

21398

Twenty-One Thousand Three Hundred and Ninety-Eight

In Base 27 Heptavigesimal Is

129e27

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

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

Nearby Numbers

Positive, nonzero integers within three units

21395
129b27
Twenty-One Thousand Three Hundred and Ninety-Five in Base 27 Heptavigesimal
21396
129c27
Twenty-One Thousand Three Hundred and Ninety-Six in Base 27 Heptavigesimal
21397
129d27
Twenty-One Thousand Three Hundred and Ninety-Seven in Base 27 Heptavigesimal
21399
129f27
Twenty-One Thousand Three Hundred and Ninety-Nine in Base 27 Heptavigesimal
21400
129g27
Twenty-One Thousand Four Hundred in Base 27 Heptavigesimal
21401
129h27
Twenty-One Thousand Four Hundred and 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.

2.1398e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000omfc6bhd468e27

The reciprocal of 21398 in Base 27 Heptavigesimal.

Palindrome?

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

The number 129e27 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 three hundred and ninety-eight is a composite number with 8 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 three hundred and ninety-eight is a composite number with 8 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 three hundred and ninety-eight has the following 3 prime factors:

2
227
Two in Base 27 Heptavigesimal
13
d27
Thirteen in Base 27 Heptavigesimal
823
13d27
Eight Hundred and Twenty-Three in Base 27 Heptavigesimal

Prime Factorization

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

2271 · d271 · 13d271 = 129e27

Base Conversions

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