The Number

19998

Nineteen Thousand Nine Hundred and Ninety-Eight

In Base 21 Unovigesimal Is

237621

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

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

Nearby Numbers

Positive, nonzero integers within three units

19995
237321
Nineteen Thousand Nine Hundred and Ninety-Five in Base 21 Unovigesimal
19996
237421
Nineteen Thousand Nine Hundred and Ninety-Six in Base 21 Unovigesimal
19997
237521
Nineteen Thousand Nine Hundred and Ninety-Seven in Base 21 Unovigesimal
19999
237721
Nineteen Thousand Nine Hundred and Ninety-Nine in Base 21 Unovigesimal
20000
237821
Twenty Thousand in Base 21 Unovigesimal
20001
237921
Twenty Thousand 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.

1.9998e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0009f4f922dg3c4a21

The reciprocal of 19998 in Base 21 Unovigesimal.

Palindrome?

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

The number 237621 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 nine hundred and ninety-eight is a composite number with 24 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Nineteen thousand nine hundred and ninety-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 nineteen thousand nine hundred and ninety-eight has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
11
b21
Eleven in Base 21 Unovigesimal
101
4h21
One Hundred and 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 · 3212 · b211 · 4h211 = 237621

Base Conversions

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