The Number

221415

Two Hundred and Twenty-One Thousand Four Hundred and Fifteen

In Base 18 Octodecimal Is

21h6f18

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

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

Nearby Numbers

Positive, nonzero integers within three units

221412
21h6c18
Two Hundred and Twenty-One Thousand Four Hundred and Twelve in Base 18 Octodecimal
221413
21h6d18
Two Hundred and Twenty-One Thousand Four Hundred and Thirteen in Base 18 Octodecimal
221414
21h6e18
Two Hundred and Twenty-One Thousand Four Hundred and Fourteen in Base 18 Octodecimal
221416
21h6g18
Two Hundred and Twenty-One Thousand Four Hundred and Sixteen in Base 18 Octodecimal
221417
21h6h18
Two Hundred and Twenty-One Thousand Four Hundred and Seventeen in Base 18 Octodecimal
221418
21h7018
Two Hundred and Twenty-One Thousand Four Hundred and Eightteen in Base 18 Octodecimal

Scientific Notation

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

2.21415e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000089b0b10ff8gb618

The reciprocal of 221415 in Base 18 Octodecimal.

Palindrome?

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

The number 21h6f18 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 twenty-one thousand four hundred and fifteen 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 twenty-one thousand four hundred and fifteen 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 twenty-one thousand four hundred and fifteen has the following 4 prime factors:

3
318
Three in Base 18 Octodecimal
5
518
Five in Base 18 Octodecimal
29
1b18
Twenty-Nine in Base 18 Octodecimal
509
1a518
Five Hundred and Nine 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 · 5181 · 1b181 · 1a5181 = 21h6f18

Base Conversions

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