The Number

221425

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

In Base 18 Octodecimal Is

21h7718

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-Five in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

221422
21h7418
Two Hundred and Twenty-One Thousand Four Hundred and Twenty-Two in Base 18 Octodecimal
221423
21h7518
Two Hundred and Twenty-One Thousand Four Hundred and Twenty-Three in Base 18 Octodecimal
221424
21h7618
Two Hundred and Twenty-One Thousand Four Hundred and Twenty-Four in Base 18 Octodecimal
221426
21h7818
Two Hundred and Twenty-One Thousand Four Hundred and Twenty-Six in Base 18 Octodecimal
221427
21h7918
Two Hundred and Twenty-One Thousand Four Hundred and Twenty-Seven in Base 18 Octodecimal
221428
21h7a18
Two Hundred and Twenty-One Thousand Four Hundred and Twenty-Eight in Base 18 Octodecimal

Scientific Notation

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

2.21425e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000089ag6ae0h45db18

The reciprocal of 221425 in Base 18 Octodecimal.

Palindrome?

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

The number 21h7718 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-five is a composite number with 12 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-five is a composite number with 12 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-five has the following 3 prime factors:

5
518
Five in Base 18 Octodecimal
17
h18
Seventeen in Base 18 Octodecimal
521
1ah18
Five Hundred and Twenty-One in Base 18 Octodecimal

Prime Factorization

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

5182 · h181 · 1ah181 = 21h7718

Base Conversions

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