The Number

21006

Twenty-One Thousand and Six

In Base 19 Nonadecimal Is

313b19

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

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

Nearby Numbers

Positive, nonzero integers within three units

21003
313819
Twenty-One Thousand and Three in Base 19 Nonadecimal
21004
313919
Twenty-One Thousand and Four in Base 19 Nonadecimal
21005
313a19
Twenty-One Thousand and Five in Base 19 Nonadecimal
21007
313c19
Twenty-One Thousand and Seven in Base 19 Nonadecimal
21008
313d19
Twenty-One Thousand and Eight in Base 19 Nonadecimal
21009
313e19
Twenty-One Thousand and 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.

2.1006e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00063gc31f0g1i2c19

The reciprocal of 21006 in Base 19 Nonadecimal.

Palindrome?

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

The number 313b19 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 six is a composite number with 16 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 six 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 six has the following 3 prime factors:

2
219
Two in Base 19 Nonadecimal
3
319
Three in Base 19 Nonadecimal
389
11919
Three Hundred and Eighty-Nine 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 · 3193 · 119191 = 313b19

Base Conversions

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