The Number

213872

Two Hundred and Thirteen Thousand Eight Hundred and Seventy-Two

In Base 18 Octodecimal Is

20c1e18

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

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

Nearby Numbers

Positive, nonzero integers within three units

213869
20c1b18
Two Hundred and Thirteen Thousand Eight Hundred and Sixty-Nine in Base 18 Octodecimal
213870
20c1c18
Two Hundred and Thirteen Thousand Eight Hundred and Seventy in Base 18 Octodecimal
213871
20c1d18
Two Hundred and Thirteen Thousand Eight Hundred and Seventy-One in Base 18 Octodecimal
213873
20c1f18
Two Hundred and Thirteen Thousand Eight Hundred and Seventy-Three in Base 18 Octodecimal
213874
20c1g18
Two Hundred and Thirteen Thousand Eight Hundred and Seventy-Four in Base 18 Octodecimal
213875
20c1h18
Two Hundred and Thirteen 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.

2.13872e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00008f09h5d43914918

The reciprocal of 213872 in Base 18 Octodecimal.

Palindrome?

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

The number 20c1e18 is not a palindrome.

Not A Prime Number

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

Two hundred and thirteen thousand eight hundred and seventy-two is a composite number with 10 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

Two hundred and thirteen thousand eight hundred and seventy-two is a composite number with 10 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 two hundred and thirteen thousand eight hundred and seventy-two has the following 2 prime factors:

2
218
Two in Base 18 Octodecimal
13367
254b18
Thirteen Thousand Three Hundred and Sixty-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

2184 · 254b181 = 20c1e18

Base Conversions

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