The Number

181828

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

In Base 13 Tridecimal Is

649ba13

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

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

Nearby Numbers

Positive, nonzero integers within three units

181825
649b713
One Hundred and Eighty-One Thousand Eight Hundred and Twenty-Five in Base 13 Tridecimal
181826
649b813
One Hundred and Eighty-One Thousand Eight Hundred and Twenty-Six in Base 13 Tridecimal
181827
649b913
One Hundred and Eighty-One Thousand Eight Hundred and Twenty-Seven in Base 13 Tridecimal
181829
649bb13
One Hundred and Eighty-One Thousand Eight Hundred and Twenty-Nine in Base 13 Tridecimal
181830
649bc13
One Hundred and Eighty-One Thousand Eight Hundred and Thirty in Base 13 Tridecimal
181831
649c013
One Hundred and Eighty-One Thousand Eight Hundred and Thirty-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.

1.81828e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00002071379c0291c2313

The reciprocal of 181828 in Base 13 Tridecimal.

Palindrome?

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

The number 649ba13 is not a palindrome.

Not A Prime Number

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

One hundred and eighty-one thousand eight hundred and twenty-eight is a composite number with 12 total factors (including 1 and itself).   See primes in Base 13 Tridecimal

A Composite

Composites have more than just these two factors.

One hundred and eighty-one thousand eight hundred and twenty-eight is a composite number with 12 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 one hundred and eighty-one thousand eight hundred and twenty-eight has the following 3 prime factors:

2
213
Two in Base 13 Tridecimal
131
a113
One Hundred and Thirty-One in Base 13 Tridecimal
347
20913
Three Hundred and Forty-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

2132 · a1131 · 209131 = 649ba13

Base Conversions

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