Nearby Numbers

Positive, nonzero integers within three units

21028

314e19

Twenty-One Thousand and Twenty-Eight in Base 19 Nonadecimal

21029

314f19

Twenty-One Thousand and Twenty-Nine in Base 19 Nonadecimal

21030

314g19

Twenty-One Thousand and Thirty in Base 19 Nonadecimal

21032

314i19

Twenty-One Thousand and Thirty-Two in Base 19 Nonadecimal

21033

315019

Twenty-One Thousand and Thirty-Three in Base 19 Nonadecimal

21034

315119

Twenty-One Thousand and Thirty-Four in Base 19 Nonadecimal

Scientific Notation

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

2.1031e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00063dib0073639d19

The reciprocal of 21031 in Base 19 Nonadecimal.

Palindrome?

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

The number 314h19 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 thirty-one is the 2367th prime number.   See primes in Base 19 Nonadecimal

Not A Composite

Composites have more than just these two factors.

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

Prime Factors

21031

314h19

Twenty-One Thousand and Thirty-One in Base 19 Nonadecimal

Prime Factorization

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

314h191 = 314h19

Base Conversions

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