The Number

21098

Twenty-One Thousand and Ninety-Eight

In Base 13 Tridecimal Is

97ac13

The numbers with a 13 subscript use Base 13 Tridecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21095
97a913
Twenty-One Thousand and Ninety-Five in Base 13 Tridecimal
21096
97aa13
Twenty-One Thousand and Ninety-Six in Base 13 Tridecimal
21097
97ab13
Twenty-One Thousand and Ninety-Seven in Base 13 Tridecimal
21099
97b013
Twenty-One Thousand and Ninety-Nine in Base 13 Tridecimal
21100
97b113
Twenty-One Thousand One Hundred in Base 13 Tridecimal
21101
97b213
Twenty-One Thousand One Hundred and One in Base 13 Tridecimal

Scientific Notation

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

2.1098e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000147a1b7224c35c813

The reciprocal of 21098 in Base 13 Tridecimal.

Palindrome?

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

The number 97ac13 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 and ninety-eight is a composite number with 16 total factors (including 1 and itself).   See primes in Base 13 Tridecimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand 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 twenty-one thousand and ninety-eight has the following 4 prime factors:

2
213
Two in Base 13 Tridecimal
7
713
Seven in Base 13 Tridecimal
11
b13
Eleven in Base 13 Tridecimal
137
a713
One Hundred and Thirty-Seven in Base 13 Tridecimal

Prime Factorization

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

2131 · 7131 · b131 · a7131 = 97ac13

Base Conversions

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