The Number

212421

Two Hundred and Twelve Thousand Four Hundred and Twenty-One

In Base 18 Octodecimal Is

207b318

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

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

Nearby Numbers

Positive, nonzero integers within three units

212418
207b018
Two Hundred and Twelve Thousand Four Hundred and Eightteen in Base 18 Octodecimal
212419
207b118
Two Hundred and Twelve Thousand Four Hundred and Nineteen in Base 18 Octodecimal
212420
207b218
Two Hundred and Twelve Thousand Four Hundred and Twenty in Base 18 Octodecimal
212422
207b418
Two Hundred and Twelve Thousand Four Hundred and Twenty-Two in Base 18 Octodecimal
212423
207b518
Two Hundred and Twelve Thousand Four Hundred and Twenty-Three in Base 18 Octodecimal
212424
207b618
Two Hundred and Twelve 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.

2.12421e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00008g21gb9063ge918

The reciprocal of 212421 in Base 18 Octodecimal.

Palindrome?

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

The number 207b318 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 twelve thousand four hundred and twenty-one 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.

Two hundred and twelve thousand four hundred and twenty-one 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 two hundred and twelve thousand four hundred and twenty-one has the following 4 prime factors:

3
318
Three in Base 18 Octodecimal
11
b18
Eleven in Base 18 Octodecimal
41
2518
Forty-One in Base 18 Octodecimal
157
8d18
One Hundred and Fifty-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

3181 · b181 · 25181 · 8d181 = 207b318

Base Conversions

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