The Number

42872

Forty-Two Thousand Eight Hundred and Seventy-Two

In Base 18 Octodecimal Is

765e18

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

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

Nearby Numbers

Positive, nonzero integers within three units

42869
765b18
Forty-Two Thousand Eight Hundred and Sixty-Nine in Base 18 Octodecimal
42870
765c18
Forty-Two Thousand Eight Hundred and Seventy in Base 18 Octodecimal
42871
765d18
Forty-Two Thousand Eight Hundred and Seventy-One in Base 18 Octodecimal
42873
765f18
Forty-Two Thousand Eight Hundred and Seventy-Three in Base 18 Octodecimal
42874
765g18
Forty-Two Thousand Eight Hundred and Seventy-Four in Base 18 Octodecimal
42875
765h18
Forty-Two 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.

4.2872e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0002816358f5a57ce18

The reciprocal of 42872 in Base 18 Octodecimal.

Palindrome?

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

The number 765e18 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 eight hundred and seventy-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.

Forty-two thousand eight hundred and seventy-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 forty-two thousand eight hundred and seventy-two has the following 3 prime factors:

2
218
Two in Base 18 Octodecimal
23
1518
Twenty-Three in Base 18 Octodecimal
233
ch18
Two Hundred and Thirty-Three 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 · 15181 · ch181 = 765e18

Base Conversions

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