The Number

181830

One Hundred and Eighty-One Thousand Eight Hundred and Thirty

In Base 13 Tridecimal Is

649bc13

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 Thirty in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

181827
649b913
One Hundred and Eighty-One Thousand Eight Hundred and Twenty-Seven in Base 13 Tridecimal
181828
649ba13
One Hundred and Eighty-One Thousand Eight Hundred and Twenty-Eight in Base 13 Tridecimal
181829
649bb13
One Hundred and Eighty-One Thousand Eight Hundred and Twenty-Nine in Base 13 Tridecimal
181831
649c013
One Hundred and Eighty-One Thousand Eight Hundred and Thirty-One in Base 13 Tridecimal
181832
649c113
One Hundred and Eighty-One Thousand Eight Hundred and Thirty-Two in Base 13 Tridecimal
181833
649c213
One Hundred and Eighty-One Thousand Eight Hundred and Thirty-Three in Base 13 Tridecimal

Scientific Notation

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

1.81830e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000020712c5685a142213

The reciprocal of 181830 in Base 13 Tridecimal.

Palindrome?

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

The number 649bc13 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 thirty is a composite number with 64 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 thirty is a composite number with 64 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 thirty has the following 6 prime factors:

2
213
Two in Base 13 Tridecimal
3
313
Three in Base 13 Tridecimal
5
513
Five in Base 13 Tridecimal
11
b13
Eleven in Base 13 Tridecimal
19
1613
Nineteen in Base 13 Tridecimal
29
2313
Twenty-Nine 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 · 5131 · b131 · 16131 · 23131 = 649bc13

Base Conversions

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