The Number

18221

Eightteen Thousand Two Hundred and Twenty-One

In Base 15 Quindecimal Is

55eb15

The numbers with a 15 subscript use Base 15 Quindecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

18218
55e815
Eightteen Thousand Two Hundred and Eightteen in Base 15 Quindecimal
18219
55e915
Eightteen Thousand Two Hundred and Nineteen in Base 15 Quindecimal
18220
55ea15
Eightteen Thousand Two Hundred and Twenty in Base 15 Quindecimal
18222
55ec15
Eightteen Thousand Two Hundred and Twenty-Two in Base 15 Quindecimal
18223
55ed15
Eightteen Thousand Two Hundred and Twenty-Three in Base 15 Quindecimal
18224
55ee15
Eightteen Thousand Two Hundred and Twenty-Four in Base 15 Quindecimal

Scientific Notation

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

1.8221e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0002ba20d0e802675815

The reciprocal of 18221 in Base 15 Quindecimal.

Palindrome?

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

The number 55eb15 is not a palindrome.

Not A Prime Number

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

Eightteen thousand two hundred and twenty-one is a composite number with 8 total factors (including 1 and itself).   See primes in Base 15 Quindecimal

A Composite

Composites have more than just these two factors.

Eightteen 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 eightteen thousand two hundred and twenty-one has the following 3 prime factors:

7
715
Seven in Base 15 Quindecimal
19
1415
Nineteen in Base 15 Quindecimal
137
9215
One Hundred and Thirty-Seven in Base 15 Quindecimal

Prime Factorization

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

7151 · 14151 · 92151 = 55eb15

Base Conversions

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