The Number

19398

Nineteen Thousand Three Hundred and Ninety-Eight

In Base 21 Unovigesimal Is

21kf21

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

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

Nearby Numbers

Positive, nonzero integers within three units

19395
21kc21
Nineteen Thousand Three Hundred and Ninety-Five in Base 21 Unovigesimal
19396
21kd21
Nineteen Thousand Three Hundred and Ninety-Six in Base 21 Unovigesimal
19397
21ke21
Nineteen Thousand Three Hundred and Ninety-Seven in Base 21 Unovigesimal
19399
21kg21
Nineteen Thousand Three Hundred and Ninety-Nine in Base 21 Unovigesimal
19400
21kh21
Nineteen Thousand Four Hundred in Base 21 Unovigesimal
19401
21ki21
Nineteen Thousand Four Hundred and One in Base 21 Unovigesimal

Scientific Notation

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

1.9398e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000a0b83jf6kegdg21

The reciprocal of 19398 in Base 21 Unovigesimal.

Palindrome?

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

The number 21kf21 is not a palindrome.

Not A Prime Number

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

Nineteen thousand three hundred and ninety-eight is a composite number with 16 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Nineteen thousand three hundred and ninety-eight is a composite number with 16 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 nineteen thousand three hundred and ninety-eight has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
53
2b21
Fifty-Three in Base 21 Unovigesimal
61
2j21
Sixty-One in Base 21 Unovigesimal

Prime Factorization

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

2211 · 3211 · 2b211 · 2j211 = 21kf21

Base Conversions

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