The Number

81430

Eighty-One Thousand Four Hundred and Thirty

In Base 18 Octodecimal Is

dh5g18

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

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

Nearby Numbers

Positive, nonzero integers within three units

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
81431
dh5h18
Eighty-One Thousand Four Hundred and Thirty-One in Base 18 Octodecimal
81432
dh6018
Eighty-One Thousand Four Hundred and Thirty-Two in Base 18 Octodecimal
81433
dh6118
Eighty-One Thousand Four Hundred and Thirty-Three in Base 18 Octodecimal

Scientific Notation

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

8.1430e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000153c689fh76g9b18

The reciprocal of 81430 in Base 18 Octodecimal.

Palindrome?

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

The number dh5g18 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 thirty 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 thirty 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 thirty has the following 4 prime factors:

2
218
Two in Base 18 Octodecimal
5
518
Five in Base 18 Octodecimal
17
h18
Seventeen in Base 18 Octodecimal
479
18b18
Four Hundred and Seventy-Nine 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 · h181 · 18b181 = dh5g18

Base Conversions

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