The Number

81002

Eighty-One Thousand and Two

In Base 18 Octodecimal Is

dg0218

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

For more familiar numbers: See Eighty-One Thousand and Two in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

80999
dfhh18
Eighty Thousand Nine Hundred and Ninety-Nine in Base 18 Octodecimal
81000
dg0018
Eighty-One Thousand in Base 18 Octodecimal
81001
dg0118
Eighty-One Thousand and One in Base 18 Octodecimal
81003
dg0318
Eighty-One Thousand and Three in Base 18 Octodecimal
81004
dg0418
Eighty-One Thousand and Four in Base 18 Octodecimal
81005
dg0518
Eighty-One Thousand and Five in Base 18 Octodecimal

Scientific Notation

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

8.1002e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000155g19bgg868f518

The reciprocal of 81002 in Base 18 Octodecimal.

Palindrome?

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

The number dg0218 is not a palindrome.

Not A Prime Number

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

Eighty-one thousand and two 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.

Eighty-one thousand and two 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 eighty-one thousand and two has the following 3 prime factors:

2
218
Two in Base 18 Octodecimal
101
5b18
One Hundred and One in Base 18 Octodecimal
401
14518
Four Hundred and 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

2181 · 5b181 · 145181 = dg0218

Base Conversions

The number eighty-one thousand and two in 35 different bases