The Number

21931

Twenty-One Thousand Nine Hundred and Thirty-One

In Base 6 Senary Is

2453116

The numbers with a 6 subscript use Base 6 Senary notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21928
2453046
Twenty-One Thousand Nine Hundred and Twenty-Eight in Base 6 Senary
21929
2453056
Twenty-One Thousand Nine Hundred and Twenty-Nine in Base 6 Senary
21930
2453106
Twenty-One Thousand Nine Hundred and Thirty in Base 6 Senary
21932
2453126
Twenty-One Thousand Nine Hundred and Thirty-Two in Base 6 Senary
21933
2453136
Twenty-One Thousand Nine Hundred and Thirty-Three in Base 6 Senary
21934
2453146
Twenty-One Thousand Nine Hundred and Thirty-Four in Base 6 Senary

Scientific Notation

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

2.1931e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000002043303542052333405326

The reciprocal of 21931 in Base 6 Senary.

Palindrome?

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

The number 2453116 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 thirty-one is a composite number with 8 total factors (including 1 and itself).   See primes in Base 6 Senary

A Composite

Composites have more than just these two factors.

Twenty-one thousand nine hundred and thirty-one is a composite number with 8 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 thirty-one has the following 3 prime factors:

7
116
Seven in Base 6 Senary
13
216
Thirteen in Base 6 Senary
241
10416
Two Hundred and Forty-One in Base 6 Senary

Prime Factorization

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

1161 · 2161 · 104161 = 2453116

Base Conversions

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