The Number

138415

One Hundred and Thirty-Eight Thousand Four Hundred and Fifteen

In Base 18 Octodecimal Is

15d3d18

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

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

Nearby Numbers

Positive, nonzero integers within three units

138412
15d3a18
One Hundred and Thirty-Eight Thousand Four Hundred and Twelve in Base 18 Octodecimal
138413
15d3b18
One Hundred and Thirty-Eight Thousand Four Hundred and Thirteen in Base 18 Octodecimal
138414
15d3c18
One Hundred and Thirty-Eight Thousand Four Hundred and Fourteen in Base 18 Octodecimal
138416
15d3e18
One Hundred and Thirty-Eight Thousand Four Hundred and Sixteen in Base 18 Octodecimal
138417
15d3f18
One Hundred and Thirty-Eight Thousand Four Hundred and Seventeen in Base 18 Octodecimal
138418
15d3g18
One Hundred and Thirty-Eight Thousand Four Hundred and Eightteen in Base 18 Octodecimal

Scientific Notation

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

1.38415e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000dbd169f8h19f18

The reciprocal of 138415 in Base 18 Octodecimal.

Palindrome?

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

The number 15d3d18 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 fifteen is a composite number with 16 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

One hundred and thirty-eight thousand four hundred and fifteen is a composite number with 16 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 fifteen has the following 4 prime factors:

5
518
Five in Base 18 Octodecimal
19
1118
Nineteen in Base 18 Octodecimal
31
1d18
Thirty-One in Base 18 Octodecimal
47
2b18
Forty-Seven in Base 18 Octodecimal

Prime Factorization

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

5181 · 11181 · 1d181 · 2b181 = 15d3d18

Base Conversions

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