The Number

7221

Seven Thousand Two Hundred and Twenty-One

In Base 18 Octodecimal Is

145318

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

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

Nearby Numbers

Positive, nonzero integers within three units

7218
145018
Seven Thousand Two Hundred and Eightteen in Base 18 Octodecimal
7219
145118
Seven Thousand Two Hundred and Nineteen in Base 18 Octodecimal
7220
145218
Seven Thousand Two Hundred and Twenty in Base 18 Octodecimal
7222
145418
Seven Thousand Two Hundred and Twenty-Two in Base 18 Octodecimal
7223
145518
Seven Thousand Two Hundred and Twenty-Three in Base 18 Octodecimal
7224
145618
Seven Thousand Two 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.

7.221e3

Reciprocal

A number multiplied with its reciprocal is one.

0.000e9c34h4751gfb18

The reciprocal of 7221 in Base 18 Octodecimal.

Palindrome?

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

The number 145318 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Seven thousand two hundred and twenty-one is a composite number with 8 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

Seven thousand two hundred and twenty-one is a composite number with 8 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 seven thousand two hundred and twenty-one has the following 3 prime factors:

3
318
Three in Base 18 Octodecimal
29
1b18
Twenty-Nine in Base 18 Octodecimal
83
4b18
Eighty-Three 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 · 1b181 · 4b181 = 145318

Base Conversions

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