The Number

21086

Twenty-One Thousand and Eighty-Six

In Base 19 Nonadecimal Is

317f19

The numbers with a 19 subscript use Base 19 Nonadecimal notation.

For more familiar numbers: See Twenty-One Thousand and Eighty-Six in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

21083
317c19
Twenty-One Thousand and Eighty-Three in Base 19 Nonadecimal
21084
317d19
Twenty-One Thousand and Eighty-Four in Base 19 Nonadecimal
21085
317e19
Twenty-One Thousand and Eighty-Five in Base 19 Nonadecimal
21087
317g19
Twenty-One Thousand and Eighty-Seven in Base 19 Nonadecimal
21088
317h19
Twenty-One Thousand and Eighty-Eight in Base 19 Nonadecimal
21089
317i19
Twenty-One Thousand and Eighty-Nine in Base 19 Nonadecimal

Scientific Notation

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

2.1086e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0006382dbe131hi419

The reciprocal of 21086 in Base 19 Nonadecimal.

Palindrome?

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

The number 317f19 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 eighty-six is a composite number with 8 total factors (including 1 and itself).   See primes in Base 19 Nonadecimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand and eighty-six 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 and eighty-six has the following 3 prime factors:

2
219
Two in Base 19 Nonadecimal
13
d19
Thirteen in Base 19 Nonadecimal
811
24d19
Eight Hundred and Eleven in Base 19 Nonadecimal

Prime Factorization

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

2191 · d191 · 24d191 = 317f19

Base Conversions

The number twenty-one thousand and eighty-six in 35 different bases