The Number

221338

Two Hundred and Twenty-One Thousand Three Hundred and Thirty-Eight

In Base 18 Octodecimal Is

21h2a18

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

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

Nearby Numbers

Positive, nonzero integers within three units

221335
21h2718
Two Hundred and Twenty-One Thousand Three Hundred and Thirty-Five in Base 18 Octodecimal
221336
21h2818
Two Hundred and Twenty-One Thousand Three Hundred and Thirty-Six in Base 18 Octodecimal
221337
21h2918
Two Hundred and Twenty-One Thousand Three Hundred and Thirty-Seven in Base 18 Octodecimal
221339
21h2b18
Two Hundred and Twenty-One Thousand Three Hundred and Thirty-Nine in Base 18 Octodecimal
221340
21h2c18
Two Hundred and Twenty-One Thousand Three Hundred and Forty in Base 18 Octodecimal
221341
21h2d18
Two Hundred and Twenty-One Thousand Three Hundred and Forty-One in Base 18 Octodecimal

Scientific Notation

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

2.21338e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000089bhgcg9a387418

The reciprocal of 221338 in Base 18 Octodecimal.

Palindrome?

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

The number 21h2a18 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 three hundred and thirty-eight 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.

Two hundred and twenty-one thousand three hundred and thirty-eight 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 two hundred and twenty-one thousand three hundred and thirty-eight has the following 3 prime factors:

2
218
Two in Base 18 Octodecimal
13
d18
Thirteen in Base 18 Octodecimal
8513
184h18
Eight Thousand Five 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

2181 · d181 · 184h181 = 21h2a18

Base Conversions

The number two hundred and twenty-one thousand three hundred and thirty-eight in 35 different bases