The Number

90121

Ninety Thousand One Hundred and Twenty-One

In Base 18 Octodecimal Is

f82d18

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

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

Nearby Numbers

Positive, nonzero integers within three units

90118
f82a18
Ninety Thousand One Hundred and Eightteen in Base 18 Octodecimal
90119
f82b18
Ninety Thousand One Hundred and Nineteen in Base 18 Octodecimal
90120
f82c18
Ninety Thousand One Hundred and Twenty in Base 18 Octodecimal
90122
f82e18
Ninety Thousand One Hundred and Twenty-Two in Base 18 Octodecimal
90123
f82f18
Ninety Thousand One Hundred and Twenty-Three in Base 18 Octodecimal
90124
f82g18
Ninety Thousand One Hundred and Twenty-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.

9.0121e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00012h75ah16cba6418

The reciprocal of 90121 in Base 18 Octodecimal.

Palindrome?

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

The number f82d18 is not a palindrome.

A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Ninety thousand one hundred and twenty-one is the 8728th prime number.   See primes in Base 18 Octodecimal

Not A Composite

Composites have more than just these two factors.

Ninety Thousand One Hundred and Twenty-One is not a composite number because it has exactly two factors: One and Ninety Thousand One Hundred and Twenty-One

Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number ninety thousand one hundred and twenty-one has the following 1 prime factor:

90121
f82d18
Ninety Thousand One Hundred and Twenty-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

f82d181 = f82d18

Base Conversions

The number ninety thousand one hundred and twenty-one in 35 different bases