The Number

221085

Two Hundred and Twenty-One Thousand and Eighty-Five

In Base 18 Octodecimal Is

21g6918

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

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

Nearby Numbers

Positive, nonzero integers within three units

221082
21g6618
Two Hundred and Twenty-One Thousand and Eighty-Two in Base 18 Octodecimal
221083
21g6718
Two Hundred and Twenty-One Thousand and Eighty-Three in Base 18 Octodecimal
221084
21g6818
Two Hundred and Twenty-One Thousand and Eighty-Four in Base 18 Octodecimal
221086
21g6a18
Two Hundred and Twenty-One Thousand and Eighty-Six in Base 18 Octodecimal
221087
21g6b18
Two Hundred and Twenty-One Thousand and Eighty-Seven in Base 18 Octodecimal
221088
21g6c18
Two Hundred and Twenty-One Thousand and Eighty-Eight in Base 18 Octodecimal

Scientific Notation

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

2.21085e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000089f2g4f8930h518

The reciprocal of 221085 in Base 18 Octodecimal.

Palindrome?

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

The number 21g6918 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 twenty-one thousand and eighty-five is a composite number with 24 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 twenty-one thousand and eighty-five is a composite number with 24 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 twenty-one thousand and eighty-five has the following 3 prime factors:

3
318
Three in Base 18 Octodecimal
5
518
Five in Base 18 Octodecimal
17
h18
Seventeen in Base 18 Octodecimal

Prime Factorization

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

3182 · 5181 · h183 = 21g6918

Base Conversions

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