The Number

221207

Two Hundred and Twenty-One Thousand Two Hundred and Seven

In Base 18 Octodecimal Is

21gd518

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

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

Nearby Numbers

Positive, nonzero integers within three units

221204
21gd218
Two Hundred and Twenty-One Thousand Two Hundred and Four in Base 18 Octodecimal
221205
21gd318
Two Hundred and Twenty-One Thousand Two Hundred and Five in Base 18 Octodecimal
221206
21gd418
Two Hundred and Twenty-One Thousand Two Hundred and Six in Base 18 Octodecimal
221208
21gd618
Two Hundred and Twenty-One Thousand Two Hundred and Eight in Base 18 Octodecimal
221209
21gd718
Two Hundred and Twenty-One Thousand Two Hundred and Nine in Base 18 Octodecimal
221210
21gd818
Two Hundred and Twenty-One Thousand Two Hundred and Ten in Base 18 Octodecimal

Scientific Notation

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

2.21207e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000089db77h3f101818

The reciprocal of 221207 in Base 18 Octodecimal.

Palindrome?

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

The number 21gd518 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 two hundred and seven 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 twenty-one thousand two hundred and seven 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 twenty-one thousand two hundred and seven has the following 2 prime factors:

7
718
Seven in Base 18 Octodecimal
31601
579b18
Thirty-One Thousand Six Hundred and 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

7181 · 579b181 = 21gd518

Base Conversions

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