The Number

21158

Twenty-One Thousand One Hundred and Fifty-Eight

In Base 13 Tridecimal Is

982713

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

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

Nearby Numbers

Positive, nonzero integers within three units

21155
982413
Twenty-One Thousand One Hundred and Fifty-Five in Base 13 Tridecimal
21156
982513
Twenty-One Thousand One Hundred and Fifty-Six in Base 13 Tridecimal
21157
982613
Twenty-One Thousand One Hundred and Fifty-Seven in Base 13 Tridecimal
21159
982813
Twenty-One Thousand One Hundred and Fifty-Nine in Base 13 Tridecimal
21160
982913
Twenty-One Thousand One Hundred and Sixty in Base 13 Tridecimal
21161
982a13
Twenty-One Thousand One Hundred and Sixty-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.

2.1158e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00014719325a78037b13

The reciprocal of 21158 in Base 13 Tridecimal.

Palindrome?

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

The number 982713 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 one hundred and fifty-eight is a composite number with 8 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 one hundred and fifty-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 one hundred and fifty-eight has the following 3 prime factors:

2
213
Two in Base 13 Tridecimal
71
5613
Seventy-One in Base 13 Tridecimal
149
b613
One Hundred and Forty-Nine 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 · 56131 · b6131 = 982713

Base Conversions

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