Nearby Numbers

Positive, nonzero integers within three units

21016

1l9622

Twenty-One Thousand and Sixteen in Base 22 Duovigesimal

21017

1l9722

Twenty-One Thousand and Seventeen in Base 22 Duovigesimal

21018

1l9822

Twenty-One Thousand and Eightteen in Base 22 Duovigesimal

21020

1l9a22

Twenty-One Thousand and Twenty in Base 22 Duovigesimal

21021

1l9b22

Twenty-One Thousand and Twenty-One in Base 22 Duovigesimal

21022

1l9c22

Twenty-One Thousand and Twenty-Two in Base 22 Duovigesimal

Scientific Notation

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

2.1019e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000b343cfbafhle22

The reciprocal of 21019 in Base 22 Duovigesimal.

Palindrome?

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

The number 1l9922 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 nineteen is the 2365th prime number.   See primes in Base 22 Duovigesimal

Not A Composite

Composites have more than just these two factors.

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

Prime Factors

21019

1l9922

Twenty-One Thousand and Nineteen in Base 22 Duovigesimal

Prime Factorization

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

1l99221 = 1l9922

Base Conversions

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