The Number

21898

Twenty-One Thousand Eight Hundred and Ninety-Eight

In Base 14 Quattuordecimal Is

7da214

The numbers with a 14 subscript use Base 14 Quattuordecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21895
7d9d14
Twenty-One Thousand Eight Hundred and Ninety-Five in Base 14 Quattuordecimal
21896
7da014
Twenty-One Thousand Eight Hundred and Ninety-Six in Base 14 Quattuordecimal
21897
7da114
Twenty-One Thousand Eight Hundred and Ninety-Seven in Base 14 Quattuordecimal
21899
7da314
Twenty-One Thousand Eight Hundred and Ninety-Nine in Base 14 Quattuordecimal
21900
7da414
Twenty-One Thousand Nine Hundred in Base 14 Quattuordecimal
21901
7da514
Twenty-One Thousand Nine Hundred and One in Base 14 Quattuordecimal

Scientific Notation

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

2.1898e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0001a7bbad606932d14

The reciprocal of 21898 in Base 14 Quattuordecimal.

Palindrome?

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

The number 7da214 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 ninety-eight is a composite number with 4 total factors (including 1 and itself).   See primes in Base 14 Quattuordecimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand eight hundred and ninety-eight is a composite number with 4 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 ninety-eight has the following 2 prime factors:

2
214
Two in Base 14 Quattuordecimal
10949
3dc114
Ten Thousand Nine Hundred and Forty-Nine in Base 14 Quattuordecimal

Prime Factorization

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

2141 · 3dc1141 = 7da214

Base Conversions

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