The Number

139542

One Hundred and Thirty-Nine Thousand Five Hundred and Forty-Two

In Base 18 Octodecimal Is

15gc618

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

For more familiar numbers: See One Hundred and Thirty-Nine Thousand Five Hundred and Forty-Two in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

139539
15gc318
One Hundred and Thirty-Nine Thousand Five Hundred and Thirty-Nine in Base 18 Octodecimal
139540
15gc418
One Hundred and Thirty-Nine Thousand Five Hundred and Forty in Base 18 Octodecimal
139541
15gc518
One Hundred and Thirty-Nine Thousand Five Hundred and Forty-One in Base 18 Octodecimal
139543
15gc718
One Hundred and Thirty-Nine Thousand Five Hundred and Forty-Three in Base 18 Octodecimal
139544
15gc818
One Hundred and Thirty-Nine Thousand Five Hundred and Forty-Four in Base 18 Octodecimal
139545
15gc918
One Hundred and Thirty-Nine Thousand Five Hundred and Forty-Five in Base 18 Octodecimal

Scientific Notation

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

1.39542e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000d9d66795g818618

The reciprocal of 139542 in Base 18 Octodecimal.

Palindrome?

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

The number 15gc618 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-nine thousand five hundred and forty-two 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-nine thousand five hundred and forty-two 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-nine thousand five hundred and forty-two has the following 4 prime factors:

2
218
Two in Base 18 Octodecimal
3
318
Three in Base 18 Octodecimal
13
d18
Thirteen in Base 18 Octodecimal
1789
59718
One Thousand Seven Hundred and Eighty-Nine 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 · 3181 · d181 · 597181 = 15gc618

Base Conversions

The number one hundred and thirty-nine thousand five hundred and forty-two in 35 different bases