The Number

2821

Two Thousand Eight Hundred and Twenty-One

In Base 6 Senary Is

210216

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

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

Nearby Numbers

Positive, nonzero integers within three units

2818
210146
Two Thousand Eight Hundred and Eightteen in Base 6 Senary
2819
210156
Two Thousand Eight Hundred and Nineteen in Base 6 Senary
2820
210206
Two Thousand Eight Hundred and Twenty in Base 6 Senary
2822
210226
Two Thousand Eight Hundred and Twenty-Two in Base 6 Senary
2823
210236
Two Thousand Eight Hundred and Twenty-Three in Base 6 Senary
2824
210246
Two Thousand Eight Hundred and Twenty-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.

2.821e3

Reciprocal

A number multiplied with its reciprocal is one.

0.00002431221500002431221456

The reciprocal of 2821 in Base 6 Senary.

Palindrome?

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

The number 210216 is not a palindrome.

Not A Prime Number

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

Two thousand eight hundred and twenty-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.

Two thousand eight hundred and twenty-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 two thousand eight hundred and twenty-one has the following 3 prime factors:

7
116
Seven in Base 6 Senary
13
216
Thirteen in Base 6 Senary
31
516
Thirty-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 · 5161 = 210216

Base Conversions

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