The Number

81010

Eighty-One Thousand and Ten

In Base 18 Octodecimal Is

dg0a18

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

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

Nearby Numbers

Positive, nonzero integers within three units

81007
dg0718
Eighty-One Thousand and Seven in Base 18 Octodecimal
81008
dg0818
Eighty-One Thousand and Eight in Base 18 Octodecimal
81009
dg0918
Eighty-One Thousand and Nine in Base 18 Octodecimal
81011
dg0b18
Eighty-One Thousand and Eleven in Base 18 Octodecimal
81012
dg0c18
Eighty-One Thousand and Twelve in Base 18 Octodecimal
81013
dg0d18
Eighty-One Thousand and Thirteen in Base 18 Octodecimal

Scientific Notation

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

8.1010e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000155f61f06838dd18

The reciprocal of 81010 in Base 18 Octodecimal.

Palindrome?

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

The number dg0a18 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 ten 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 ten 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 ten has the following 3 prime factors:

2
218
Two in Base 18 Octodecimal
5
518
Five in Base 18 Octodecimal
8101
170118
Eight Thousand One 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 · 5181 · 1701181 = dg0a18

Base Conversions

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