The Number

221508

Two Hundred and Twenty-One Thousand Five Hundred and Eight

In Base 13 Tridecimal Is

79a9113

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

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

Nearby Numbers

Positive, nonzero integers within three units

221505
79a8b13
Two Hundred and Twenty-One Thousand Five Hundred and Five in Base 13 Tridecimal
221506
79a8c13
Two Hundred and Twenty-One Thousand Five Hundred and Six in Base 13 Tridecimal
221507
79a9013
Two Hundred and Twenty-One Thousand Five Hundred and Seven in Base 13 Tridecimal
221509
79a9213
Two Hundred and Twenty-One Thousand Five Hundred and Nine in Base 13 Tridecimal
221510
79a9313
Two Hundred and Twenty-One Thousand Five Hundred and Ten in Base 13 Tridecimal
221511
79a9413
Two Hundred and Twenty-One Thousand Five Hundred and Eleven in Base 13 Tridecimal

Scientific Notation

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

2.21508e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000018a3816497a1aa313

The reciprocal of 221508 in Base 13 Tridecimal.

Palindrome?

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

The number 79a9113 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 five hundred and eight is a composite number with 48 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 five hundred and eight is a composite number with 48 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 five hundred and eight has the following 4 prime factors:

2
213
Two in Base 13 Tridecimal
3
313
Three in Base 13 Tridecimal
7
713
Seven in Base 13 Tridecimal
293
19713
Two Hundred and Ninety-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

2132 · 3133 · 7131 · 197131 = 79a9113

Base Conversions

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