The Number

216121

Two Hundred and Sixteen Thousand One Hundred and Twenty-One

In Base 18 Octodecimal Is

2110d18

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

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

Nearby Numbers

Positive, nonzero integers within three units

216118
2110a18
Two Hundred and Sixteen Thousand One Hundred and Eightteen in Base 18 Octodecimal
216119
2110b18
Two Hundred and Sixteen Thousand One Hundred and Nineteen in Base 18 Octodecimal
216120
2110c18
Two Hundred and Sixteen Thousand One Hundred and Twenty in Base 18 Octodecimal
216122
2110e18
Two Hundred and Sixteen Thousand One Hundred and Twenty-Two in Base 18 Octodecimal
216123
2110f18
Two Hundred and Sixteen Thousand One Hundred and Twenty-Three in Base 18 Octodecimal
216124
2110g18
Two Hundred and Sixteen 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.

2.16121e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00008d6ddg3h6h70d18

The reciprocal of 216121 in Base 18 Octodecimal.

Palindrome?

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

The number 2110d18 is not a palindrome.

Not A Prime Number

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

Two hundred and sixteen thousand one hundred and twenty-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.

Two hundred and sixteen thousand one hundred and twenty-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 two hundred and sixteen thousand one hundred and twenty-one has the following 2 prime factors:

17
h18
Seventeen in Base 18 Octodecimal
12713
234518
Twelve Thousand Seven Hundred and Thirteen in Base 18 Octodecimal

Prime Factorization

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

h181 · 2345181 = 2110d18

Base Conversions

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