The Number

101981

One Hundred and One Thousand Nine Hundred and Eighty-One

In Base 18 Octodecimal Is

h8db18

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

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

Nearby Numbers

Positive, nonzero integers within three units

101978
h8d818
One Hundred and One Thousand Nine Hundred and Seventy-Eight in Base 18 Octodecimal
101979
h8d918
One Hundred and One Thousand Nine Hundred and Seventy-Nine in Base 18 Octodecimal
101980
h8da18
One Hundred and One Thousand Nine Hundred and Eighty in Base 18 Octodecimal
101982
h8dc18
One Hundred and One Thousand Nine Hundred and Eighty-Two in Base 18 Octodecimal
101983
h8dd18
One Hundred and One Thousand Nine Hundred and Eighty-Three in Base 18 Octodecimal
101984
h8de18
One Hundred and One Thousand Nine Hundred and Eighty-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.

1.01981e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00010994h45gb5bee18

The reciprocal of 101981 in Base 18 Octodecimal.

Palindrome?

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

The number h8db18 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 one thousand nine hundred and eighty-one is a composite number with 8 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 one thousand nine hundred and eighty-one is a composite number with 8 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 one thousand nine hundred and eighty-one has the following 3 prime factors:

11
b18
Eleven in Base 18 Octodecimal
73
4118
Seventy-Three in Base 18 Octodecimal
127
7118
One Hundred and Twenty-Seven in Base 18 Octodecimal

Prime Factorization

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

b181 · 41181 · 71181 = h8db18

Base Conversions

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