The Number

42728

Forty-Two Thousand Seven Hundred and Twenty-Eight

In Base 18 Octodecimal Is

75fe18

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

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

Nearby Numbers

Positive, nonzero integers within three units

42725
75fb18
Forty-Two Thousand Seven Hundred and Twenty-Five in Base 18 Octodecimal
42726
75fc18
Forty-Two Thousand Seven Hundred and Twenty-Six in Base 18 Octodecimal
42727
75fd18
Forty-Two Thousand Seven Hundred and Twenty-Seven in Base 18 Octodecimal
42729
75ff18
Forty-Two Thousand Seven Hundred and Twenty-Nine in Base 18 Octodecimal
42730
75fg18
Forty-Two Thousand Seven Hundred and Thirty in Base 18 Octodecimal
42731
75fh18
Forty-Two Thousand Seven Hundred and Thirty-One in Base 18 Octodecimal

Scientific Notation

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

4.2728e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00028405a844c3ae718

The reciprocal of 42728 in Base 18 Octodecimal.

Palindrome?

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

The number 75fe18 is not a palindrome.

Not A Prime Number

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

Forty-two thousand seven hundred and twenty-eight is a composite number with 24 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

Forty-two thousand seven hundred and twenty-eight is a composite number with 24 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 forty-two thousand seven hundred and twenty-eight has the following 3 prime factors:

2
218
Two in Base 18 Octodecimal
7
718
Seven in Base 18 Octodecimal
109
6118
One Hundred and 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

2183 · 7182 · 61181 = 75fe18

Base Conversions

The number forty-two thousand seven hundred and twenty-eight in 35 different bases