The Number

138221

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

In Base 28 Octovigesimal Is

688d28

The numbers with a 28 subscript use Base 28 Octovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

138218
688a28
One Hundred and Thirty-Eight Thousand Two Hundred and Eightteen in Base 28 Octovigesimal
138219
688b28
One Hundred and Thirty-Eight Thousand Two Hundred and Nineteen in Base 28 Octovigesimal
138220
688c28
One Hundred and Thirty-Eight Thousand Two Hundred and Twenty in Base 28 Octovigesimal
138222
688e28
One Hundred and Thirty-Eight Thousand Two Hundred and Twenty-Two in Base 28 Octovigesimal
138223
688f28
One Hundred and Thirty-Eight Thousand Two Hundred and Twenty-Three in Base 28 Octovigesimal
138224
688g28
One Hundred and Thirty-Eight Thousand Two Hundred and Twenty-Four in Base 28 Octovigesimal

Scientific Notation

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

1.38221e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0004ceaea9gq5ig28

The reciprocal of 138221 in Base 28 Octovigesimal.

Palindrome?

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

The number 688d28 is not a palindrome.

Not A Prime Number

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

One hundred and thirty-eight thousand two hundred and twenty-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 28 Octovigesimal

A Composite

Composites have more than just these two factors.

One hundred and thirty-eight thousand two 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 one hundred and thirty-eight thousand two hundred and twenty-one has the following 2 prime factors:

67
2b28
Sixty-Seven in Base 28 Octovigesimal
2063
2hj28
Two Thousand and Sixty-Three in Base 28 Octovigesimal

Prime Factorization

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

2b281 · 2hj281 = 688d28

Base Conversions

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