The Number

20

Twenty

In Base 19 Nonadecimal Is

1119

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

For more familiar numbers: See Twenty in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

17
h19
Seventeen in Base 19 Nonadecimal
18
i19
Eightteen in Base 19 Nonadecimal
19
1019
Nineteen in Base 19 Nonadecimal
21
1219
Twenty-One in Base 19 Nonadecimal
22
1319
Twenty-Two in Base 19 Nonadecimal
23
1419
Twenty-Three in Base 19 Nonadecimal

Scientific Notation

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

2e1

Reciprocal

A number multiplied with its reciprocal is one.

0.0i0i0i0i0i0i119

The reciprocal of 20 in Base 19 Nonadecimal.

Palindrome?

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

The number 1119 is a palindrome.

Not A Prime Number

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

Twenty is a composite number with 6 total factors (including 1 and itself).   See primes in Base 19 Nonadecimal

A Composite

Composites have more than just these two factors.

Twenty is a composite number with 6 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 has the following 2 prime factors:

2
219
Two in Base 19 Nonadecimal
5
519
Five in Base 19 Nonadecimal

Prime Factorization

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

2192 · 5191 = 1119

Base Conversions

The number twenty in 35 different bases