The Number

181009

One Hundred and Eighty-One Thousand and Nine

In Base 11 Undecimal Is

113aa411

The numbers with a 11 subscript use Base 11 Undecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

181006
113aa111
One Hundred and Eighty-One Thousand and Six in Base 11 Undecimal
181007
113aa211
One Hundred and Eighty-One Thousand and Seven in Base 11 Undecimal
181008
113aa311
One Hundred and Eighty-One Thousand and Eight in Base 11 Undecimal
181010
113aa511
One Hundred and Eighty-One Thousand and Ten in Base 11 Undecimal
181011
113aa611
One Hundred and Eighty-One Thousand and Eleven in Base 11 Undecimal
181012
113aa711
One Hundred and Eighty-One Thousand and Twelve in Base 11 Undecimal

Scientific Notation

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

1.81009e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00000987276218452a37711

The reciprocal of 181009 in Base 11 Undecimal.

Palindrome?

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

The number 113aa411 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 and nine is a composite number with 4 total factors (including 1 and itself).   See primes in Base 11 Undecimal

A Composite

Composites have more than just these two factors.

One hundred and eighty-one thousand and nine is a composite number with 4 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 and nine has the following 2 prime factors:

31
2911
Thirty-One in Base 11 Undecimal
5839
442911
Five Thousand Eight Hundred and Thirty-Nine in Base 11 Undecimal

Prime Factorization

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

29111 · 4429111 = 113aa411

Base Conversions

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