The Number

138420

One Hundred and Thirty-Eight Thousand Four Hundred and Twenty

In Base 28 Octovigesimal Is

68fg28

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

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

Nearby Numbers

Positive, nonzero integers within three units

138417
68fd28
One Hundred and Thirty-Eight Thousand Four Hundred and Seventeen in Base 28 Octovigesimal
138418
68fe28
One Hundred and Thirty-Eight Thousand Four Hundred and Eightteen in Base 28 Octovigesimal
138419
68ff28
One Hundred and Thirty-Eight Thousand Four Hundred and Nineteen in Base 28 Octovigesimal
138421
68fh28
One Hundred and Thirty-Eight Thousand Four Hundred and Twenty-One in Base 28 Octovigesimal
138422
68fi28
One Hundred and Thirty-Eight Thousand Four Hundred and Twenty-Two in Base 28 Octovigesimal
138423
68fj28
One Hundred and Thirty-Eight Thousand Four Hundred and Twenty-Three in Base 28 Octovigesimal

Scientific Notation

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

1.38420e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0004c9a4men2kbd28

The reciprocal of 138420 in Base 28 Octovigesimal.

Palindrome?

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

The number 68fg28 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 four hundred and twenty is a composite number with 36 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 four hundred and twenty is a composite number with 36 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 four hundred and twenty has the following 4 prime factors:

2
228
Two in Base 28 Octovigesimal
3
328
Three in Base 28 Octovigesimal
5
528
Five in Base 28 Octovigesimal
769
rd28
Seven Hundred and Sixty-Nine in Base 28 Octovigesimal

Prime Factorization

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

2282 · 3282 · 5281 · rd281 = 68fg28

Base Conversions

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