The Number

181000

One Hundred and Eighty-One Thousand

In Base 18 Octodecimal Is

1d0ba18

The numbers with a 18 subscript use Base 18 Octodecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

180997
1d0b718
One Hundred and Eighty Thousand Nine Hundred and Ninety-Seven in Base 18 Octodecimal
180998
1d0b818
One Hundred and Eighty Thousand Nine Hundred and Ninety-Eight in Base 18 Octodecimal
180999
1d0b918
One Hundred and Eighty Thousand Nine Hundred and Ninety-Nine in Base 18 Octodecimal
181001
1d0bb18
One Hundred and Eighty-One Thousand and One in Base 18 Octodecimal
181002
1d0bc18
One Hundred and Eighty-One Thousand and Two in Base 18 Octodecimal
181003
1d0bd18
One Hundred and Eighty-One Thousand and Three in Base 18 Octodecimal

Scientific Notation

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

1.81000e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000a7g7dc4f0cf3f18

The reciprocal of 181000 in Base 18 Octodecimal.

Palindrome?

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

The number 1d0ba18 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 is a composite number with 32 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

One hundred and eighty-one thousand is a composite number with 32 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 has the following 3 prime factors:

2
218
Two in Base 18 Octodecimal
5
518
Five in Base 18 Octodecimal
181
a118
One Hundred and Eighty-One in Base 18 Octodecimal

Prime Factorization

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

2183 · 5183 · a1181 = 1d0ba18

Base Conversions

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