The Number

81078

Eighty-One Thousand and Seventy-Eight

In Base 18 Octodecimal Is

dg4618

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

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

Nearby Numbers

Positive, nonzero integers within three units

81075
dg4318
Eighty-One Thousand and Seventy-Five in Base 18 Octodecimal
81076
dg4418
Eighty-One Thousand and Seventy-Six in Base 18 Octodecimal
81077
dg4518
Eighty-One Thousand and Seventy-Seven in Base 18 Octodecimal
81079
dg4718
Eighty-One Thousand and Seventy-Nine in Base 18 Octodecimal
81080
dg4818
Eighty-One Thousand and Eighty in Base 18 Octodecimal
81081
dg4918
Eighty-One Thousand and Eighty-One in Base 18 Octodecimal

Scientific Notation

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

8.1078e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0001559003fg900bf18

The reciprocal of 81078 in Base 18 Octodecimal.

Palindrome?

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

The number dg4618 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 seventy-eight 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 seventy-eight 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 seventy-eight has the following 3 prime factors:

2
218
Two in Base 18 Octodecimal
3
318
Three in Base 18 Octodecimal
13513
25cd18
Thirteen Thousand Five Hundred and Thirteen 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 · 3181 · 25cd181 = dg4618

Base Conversions

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