The Number

21017

Twenty-One Thousand and Seventeen

In Base 9 Nonary Is

317429

The numbers with a 9 subscript use Base 9 Nonary notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21014
317389
Twenty-One Thousand and Fourteen in Base 9 Nonary
21015
317409
Twenty-One Thousand and Fifteen in Base 9 Nonary
21016
317419
Twenty-One Thousand and Sixteen in Base 9 Nonary
21018
317439
Twenty-One Thousand and Eightteen in Base 9 Nonary
21019
317449
Twenty-One Thousand and Nineteen in Base 9 Nonary
21020
317459
Twenty-One Thousand and Twenty in Base 9 Nonary

Scientific Notation

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

2.1017e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00002725160403705007359

The reciprocal of 21017 in Base 9 Nonary.

Palindrome?

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

The number 317429 is not a palindrome.

A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Twenty-one thousand and seventeen is the 2364th prime number.   See primes in Base 9 Nonary

Not A Composite

Composites have more than just these two factors.

Twenty-One Thousand and Seventeen is not a composite number because it has exactly two factors: One and Twenty-One Thousand and Seventeen

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 seventeen has the following 1 prime factor:

21017
317429
Twenty-One Thousand and Seventeen in Base 9 Nonary

Prime Factorization

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

3174291 = 317429

Base Conversions

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