The Number

161

One Hundred and Sixty-One

In Base 18 Octodecimal Is

8h18

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

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

Nearby Numbers

Positive, nonzero integers within three units

158
8e18
One Hundred and Fifty-Eight in Base 18 Octodecimal
159
8f18
One Hundred and Fifty-Nine in Base 18 Octodecimal
160
8g18
One Hundred and Sixty in Base 18 Octodecimal
162
9018
One Hundred and Sixty-Two in Base 18 Octodecimal
163
9118
One Hundred and Sixty-Three in Base 18 Octodecimal
164
9218
One Hundred and Sixty-Four in Base 18 Octodecimal

Scientific Notation

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

1.61e2

Reciprocal

A number multiplied with its reciprocal is one.

0.0204080g1e3a72a18

The reciprocal of 161 in Base 18 Octodecimal.

Palindrome?

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

The number 8h18 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 sixty-one is a composite number with 4 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 sixty-one 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 sixty-one has the following 2 prime factors:

7
718
Seven in Base 18 Octodecimal
23
1518
Twenty-Three in Base 18 Octodecimal

Prime Factorization

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

7181 · 15181 = 8h18

Base Conversions

The number one hundred and sixty-one in 35 different bases