The Number

21986

Twenty-One Thousand Nine Hundred and Eighty-Six

In Base 23 Trivigesimal Is

1icl23

The numbers with a 23 subscript use Base 23 Trivigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21983
1ici23
Twenty-One Thousand Nine Hundred and Eighty-Three in Base 23 Trivigesimal
21984
1icj23
Twenty-One Thousand Nine Hundred and Eighty-Four in Base 23 Trivigesimal
21985
1ick23
Twenty-One Thousand Nine Hundred and Eighty-Five in Base 23 Trivigesimal
21987
1icm23
Twenty-One Thousand Nine Hundred and Eighty-Seven in Base 23 Trivigesimal
21988
1id023
Twenty-One Thousand Nine Hundred and Eighty-Eight in Base 23 Trivigesimal
21989
1id123
Twenty-One Thousand Nine Hundred and Eighty-Nine in Base 23 Trivigesimal

Scientific Notation

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

2.1986e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000cgh47k3c4gb623

The reciprocal of 21986 in Base 23 Trivigesimal.

Palindrome?

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

The number 1icl23 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 nine hundred and eighty-six is a composite number with 4 total factors (including 1 and itself).   See primes in Base 23 Trivigesimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand nine hundred and eighty-six 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 nine hundred and eighty-six has the following 2 prime factors:

2
223
Two in Base 23 Trivigesimal
10993
khm23
Ten Thousand Nine Hundred and Ninety-Three in Base 23 Trivigesimal

Prime Factorization

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

2231 · khm231 = 1icl23

Base Conversions

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