The Number

80821

Eighty Thousand Eight Hundred and Twenty-One

In Base 18 Octodecimal Is

df8118

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

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

Nearby Numbers

Positive, nonzero integers within three units

80818
df7g18
Eighty Thousand Eight Hundred and Eightteen in Base 18 Octodecimal
80819
df7h18
Eighty Thousand Eight Hundred and Nineteen in Base 18 Octodecimal
80820
df8018
Eighty Thousand Eight Hundred and Twenty in Base 18 Octodecimal
80822
df8218
Eighty Thousand Eight Hundred and Twenty-Two in Base 18 Octodecimal
80823
df8318
Eighty Thousand Eight Hundred and Twenty-Three in Base 18 Octodecimal
80824
df8418
Eighty Thousand Eight 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.

8.0821e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000156f03f10625hb18

The reciprocal of 80821 in Base 18 Octodecimal.

Palindrome?

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

The number df8118 is not a palindrome.

Not A Prime Number

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

Eighty thousand eight hundred and twenty-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

Eighty thousand eight hundred and twenty-one is a composite number with 4 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 eighty thousand eight hundred and twenty-one has the following 2 prime factors:

13
d18
Thirteen in Base 18 Octodecimal
6217
113718
Six Thousand Two Hundred and Seventeen in Base 18 Octodecimal

Prime Factorization

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

d181 · 1137181 = df8118

Base Conversions

The number eighty thousand eight hundred and twenty-one in 35 different bases