The Number

21129

Twenty-One Thousand One Hundred and Twenty-Nine

In Base 19 Nonadecimal Is

31a119

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

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

Nearby Numbers

Positive, nonzero integers within three units

21126
319h19
Twenty-One Thousand One Hundred and Twenty-Six in Base 19 Nonadecimal
21127
319i19
Twenty-One Thousand One Hundred and Twenty-Seven in Base 19 Nonadecimal
21128
31a019
Twenty-One Thousand One Hundred and Twenty-Eight in Base 19 Nonadecimal
21130
31a219
Twenty-One Thousand One Hundred and Thirty in Base 19 Nonadecimal
21131
31a319
Twenty-One Thousand One Hundred and Thirty-One in Base 19 Nonadecimal
21132
31a419
Twenty-One Thousand One Hundred and Thirty-Two in Base 19 Nonadecimal

Scientific Notation

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

2.1129e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000633b889a018b419

The reciprocal of 21129 in Base 19 Nonadecimal.

Palindrome?

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

The number 31a119 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 one hundred and twenty-nine is a composite number with 4 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 one hundred and twenty-nine is a composite number with 4 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 one hundred and twenty-nine has the following 2 prime factors:

3
319
Three in Base 19 Nonadecimal
7043
109d19
Seven Thousand and Forty-Three in Base 19 Nonadecimal

Prime Factorization

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

3191 · 109d191 = 31a119

Base Conversions

The number twenty-one thousand one hundred and twenty-nine in 35 different bases