The Number

213818

Two Hundred and Thirteen Thousand Eight Hundred and Eightteen

In Base 21 Unovigesimal Is

121hh21

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

213815
121he21
Two Hundred and Thirteen Thousand Eight Hundred and Fifteen in Base 21 Unovigesimal
213816
121hf21
Two Hundred and Thirteen Thousand Eight Hundred and Sixteen in Base 21 Unovigesimal
213817
121hg21
Two Hundred and Thirteen Thousand Eight Hundred and Seventeen in Base 21 Unovigesimal
213819
121hi21
Two Hundred and Thirteen Thousand Eight Hundred and Nineteen in Base 21 Unovigesimal
213820
121hj21
Two Hundred and Thirteen Thousand Eight Hundred and Twenty in Base 21 Unovigesimal
213821
121hk21
Two Hundred and Thirteen Thousand Eight Hundred and Twenty-One in Base 21 Unovigesimal

Scientific Notation

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

2.13818e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000j229g5g23h7e21

The reciprocal of 213818 in Base 21 Unovigesimal.

Palindrome?

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

The number 121hh21 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 eightteen is a composite number with 8 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Two hundred and thirteen thousand eight hundred and eightteen is a composite number with 8 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 eightteen has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
11
b21
Eleven in Base 21 Unovigesimal
9719
110h21
Nine Thousand Seven Hundred and Nineteen in Base 21 Unovigesimal

Prime Factorization

The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities

2211 · b211 · 110h211 = 121hh21

Base Conversions

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