The Number

221427

Two Hundred and Twenty-One Thousand Four Hundred and Twenty-Seven

In Base 18 Octodecimal Is

21h7918

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 Twenty-Seven in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

221424
21h7618
Two Hundred and Twenty-One Thousand Four Hundred and Twenty-Four in Base 18 Octodecimal
221425
21h7718
Two Hundred and Twenty-One Thousand Four Hundred and Twenty-Five in Base 18 Octodecimal
221426
21h7818
Two Hundred and Twenty-One Thousand Four Hundred and Twenty-Six in Base 18 Octodecimal
221428
21h7a18
Two Hundred and Twenty-One Thousand Four Hundred and Twenty-Eight in Base 18 Octodecimal
221429
21h7b18
Two Hundred and Twenty-One Thousand Four Hundred and Twenty-Nine in Base 18 Octodecimal
221430
21h7c18
Two Hundred and Twenty-One Thousand Four Hundred and Thirty in Base 18 Octodecimal

Scientific Notation

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

2.21427e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000089afg927d40a518

The reciprocal of 221427 in Base 18 Octodecimal.

Palindrome?

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

The number 21h7918 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 twenty-seven 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 twenty-seven 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 twenty-seven has the following 3 prime factors:

3
318
Three in Base 18 Octodecimal
59
3518
Fifty-Nine in Base 18 Octodecimal
139
7d18
One Hundred and Thirty-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

3183 · 35181 · 7d181 = 21h7918

Base Conversions

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