The Number

221881

Two Hundred and Twenty-One Thousand Eight Hundred and Eighty-One

In Base 13 Tridecimal Is

79cba13

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

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

Nearby Numbers

Positive, nonzero integers within three units

221878
79cb713
Two Hundred and Twenty-One Thousand Eight Hundred and Seventy-Eight in Base 13 Tridecimal
221879
79cb813
Two Hundred and Twenty-One Thousand Eight Hundred and Seventy-Nine in Base 13 Tridecimal
221880
79cb913
Two Hundred and Twenty-One Thousand Eight Hundred and Eighty in Base 13 Tridecimal
221882
79cbb13
Two Hundred and Twenty-One Thousand Eight Hundred and Eighty-Two in Base 13 Tridecimal
221883
79cbc13
Two Hundred and Twenty-One Thousand Eight Hundred and Eighty-Three in Base 13 Tridecimal
221884
79cc013
Two Hundred and Twenty-One Thousand Eight Hundred 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.

2.21881e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000189a583274818ab13

The reciprocal of 221881 in Base 13 Tridecimal.

Palindrome?

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

The number 79cba13 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 eight hundred and eighty-one is a composite number with 8 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 eight hundred and eighty-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 hundred and twenty-one thousand eight hundred and eighty-one has the following 3 prime factors:

11
b13
Eleven in Base 13 Tridecimal
23
1a13
Twenty-Three in Base 13 Tridecimal
877
52613
Eight Hundred and Seventy-Seven in Base 13 Tridecimal

Prime Factorization

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

b131 · 1a131 · 526131 = 79cba13

Base Conversions

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