The Number

221081

Two Hundred and Twenty-One Thousand and Eighty-One

In Base 13 Tridecimal Is

7982313

The numbers with a 13 subscript use Base 13 Tridecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

221078
7982013
Two Hundred and Twenty-One Thousand and Seventy-Eight in Base 13 Tridecimal
221079
7982113
Two Hundred and Twenty-One Thousand and Seventy-Nine in Base 13 Tridecimal
221080
7982213
Two Hundred and Twenty-One Thousand and Eighty in Base 13 Tridecimal
221082
7982413
Two Hundred and Twenty-One Thousand and Eighty-Two in Base 13 Tridecimal
221083
7982513
Two Hundred and Twenty-One Thousand and Eighty-Three in Base 13 Tridecimal
221084
7982613
Two Hundred and Twenty-One Thousand and Eighty-Four in Base 13 Tridecimal

Scientific Notation

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

2.21081e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000018aa976c3604c3713

The reciprocal of 221081 in Base 13 Tridecimal.

Palindrome?

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

The number 7982313 is not a palindrome.

Not A Prime Number

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

Two hundred and twenty-one thousand and eighty-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 13 Tridecimal

A Composite

Composites have more than just these two factors.

Two hundred and twenty-one thousand and eighty-one 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 two hundred and twenty-one thousand and eighty-one has the following 2 prime factors:

7
713
Seven in Base 13 Tridecimal
31583
114b613
Thirty-One Thousand Five Hundred and Eighty-Three in Base 13 Tridecimal

Prime Factorization

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

7131 · 114b6131 = 7982313

Base Conversions

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