The Number

213421

Two Hundred and Thirteen Thousand Four Hundred and Twenty-One

In Base 18 Octodecimal Is

20acd18

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

For more familiar numbers: See Two Hundred and Thirteen Thousand Four Hundred and Twenty-One in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

213418
20aca18
Two Hundred and Thirteen Thousand Four Hundred and Eightteen in Base 18 Octodecimal
213419
20acb18
Two Hundred and Thirteen Thousand Four Hundred and Nineteen in Base 18 Octodecimal
213420
20acc18
Two Hundred and Thirteen Thousand Four Hundred and Twenty in Base 18 Octodecimal
213422
20ace18
Two Hundred and Thirteen Thousand Four Hundred and Twenty-Two in Base 18 Octodecimal
213423
20acf18
Two Hundred and Thirteen Thousand Four Hundred and Twenty-Three in Base 18 Octodecimal
213424
20acg18
Two Hundred and Thirteen Thousand Four Hundred and Twenty-Four in Base 18 Octodecimal

Scientific Notation

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

2.13421e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00008f6af44ed4bh518

The reciprocal of 213421 in Base 18 Octodecimal.

Palindrome?

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

The number 20acd18 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 four hundred and twenty-one is a composite number with 4 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 four hundred and twenty-one is a composite number with 4 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 four hundred and twenty-one has the following 2 prime factors:

13
d18
Thirteen in Base 18 Octodecimal
16417
2ec118
Sixteen Thousand Four Hundred and Seventeen in Base 18 Octodecimal

Prime Factorization

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

d181 · 2ec1181 = 20acd18

Base Conversions

The number two hundred and thirteen thousand four hundred and twenty-one in 35 different bases