The Number

139872

One Hundred and Thirty-Nine Thousand Eight Hundred and Seventy-Two

In Base 18 Octodecimal Is

15hcc18

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

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

Nearby Numbers

Positive, nonzero integers within three units

139869
15hc918
One Hundred and Thirty-Nine Thousand Eight Hundred and Sixty-Nine in Base 18 Octodecimal
139870
15hca18
One Hundred and Thirty-Nine Thousand Eight Hundred and Seventy in Base 18 Octodecimal
139871
15hcb18
One Hundred and Thirty-Nine Thousand Eight Hundred and Seventy-One in Base 18 Octodecimal
139873
15hcd18
One Hundred and Thirty-Nine Thousand Eight Hundred and Seventy-Three in Base 18 Octodecimal
139874
15hce18
One Hundred and Thirty-Nine Thousand Eight Hundred and Seventy-Four in Base 18 Octodecimal
139875
15hcf18
One Hundred and Thirty-Nine Thousand Eight Hundred and Seventy-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.

1.39872e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000d9300c02c0ac218

The reciprocal of 139872 in Base 18 Octodecimal.

Palindrome?

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

The number 15hcc18 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 eight hundred and seventy-two is a composite number with 48 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 eight hundred and seventy-two is a composite number with 48 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 eight hundred and seventy-two has the following 4 prime factors:

2
218
Two in Base 18 Octodecimal
3
318
Three 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

2185 · 3181 · 1d181 · 2b181 = 15hcc18

Base Conversions

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