The Number

81426

Eighty-One Thousand Four Hundred and Twenty-Six

In Base 18 Octodecimal Is

dh5c18

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

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

Nearby Numbers

Positive, nonzero integers within three units

81423
dh5918
Eighty-One Thousand Four Hundred and Twenty-Three in Base 18 Octodecimal
81424
dh5a18
Eighty-One Thousand Four Hundred and Twenty-Four in Base 18 Octodecimal
81425
dh5b18
Eighty-One Thousand Four Hundred and Twenty-Five in Base 18 Octodecimal
81427
dh5d18
Eighty-One Thousand Four Hundred and Twenty-Seven in Base 18 Octodecimal
81428
dh5e18
Eighty-One Thousand Four Hundred and Twenty-Eight in Base 18 Octodecimal
81429
dh5f18
Eighty-One Thousand Four Hundred and Twenty-Nine in Base 18 Octodecimal

Scientific Notation

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

8.1426e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000153cd23f447add18

The reciprocal of 81426 in Base 18 Octodecimal.

Palindrome?

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

The number dh5c18 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 four hundred and twenty-six is a composite number with 16 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 four hundred and twenty-six is a composite number with 16 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 four hundred and twenty-six has the following 4 prime factors:

2
218
Two in Base 18 Octodecimal
3
318
Three in Base 18 Octodecimal
41
2518
Forty-One in Base 18 Octodecimal
331
10718
Three Hundred and Thirty-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 · 3181 · 25181 · 107181 = dh5c18

Base Conversions

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