The Number

221178

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

In Base 13 Tridecimal Is

7989913

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

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

Nearby Numbers

Positive, nonzero integers within three units

221175
7989613
Two Hundred and Twenty-One Thousand One Hundred and Seventy-Five in Base 13 Tridecimal
221176
7989713
Two Hundred and Twenty-One Thousand One Hundred and Seventy-Six in Base 13 Tridecimal
221177
7989813
Two Hundred and Twenty-One Thousand One Hundred and Seventy-Seven in Base 13 Tridecimal
221179
7989a13
Two Hundred and Twenty-One Thousand One Hundred and Seventy-Nine in Base 13 Tridecimal
221180
7989b13
Two Hundred and Twenty-One Thousand One Hundred and Eighty in Base 13 Tridecimal
221181
7989c13
Two Hundred and Twenty-One Thousand One Hundred and Eighty-One in Base 13 Tridecimal

Scientific Notation

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

2.21178e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000018a9170a7a5910c13

The reciprocal of 221178 in Base 13 Tridecimal.

Palindrome?

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

The number 7989913 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 one hundred and seventy-eight is a composite number with 16 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 one hundred and seventy-eight is a composite number with 16 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 one hundred and seventy-eight has the following 4 prime factors:

2
213
Two in Base 13 Tridecimal
3
313
Three in Base 13 Tridecimal
191
11913
One Hundred and Ninety-One in Base 13 Tridecimal
193
11b13
One 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

2131 · 3131 · 119131 · 11b131 = 7989913

Base Conversions

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