The Number

30840

Thirty Thousand Eight Hundred and Forty

In Base 18 Octodecimal Is

553618

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

For more familiar numbers: See Thirty Thousand Eight Hundred and Forty in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

30837
553318
Thirty Thousand Eight Hundred and Thirty-Seven in Base 18 Octodecimal
30838
553418
Thirty Thousand Eight Hundred and Thirty-Eight in Base 18 Octodecimal
30839
553518
Thirty Thousand Eight Hundred and Thirty-Nine in Base 18 Octodecimal
30841
553718
Thirty Thousand Eight Hundred and Forty-One in Base 18 Octodecimal
30842
553818
Thirty Thousand Eight Hundred and Forty-Two in Base 18 Octodecimal
30843
553918
Thirty Thousand Eight Hundred and Forty-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.

3.0840e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000374f8fafg7dc618

The reciprocal of 30840 in Base 18 Octodecimal.

Palindrome?

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

The number 553618 is not a palindrome.

Not A Prime Number

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

Thirty thousand eight hundred and forty is a composite number with 32 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

Thirty thousand eight hundred and forty is a composite number with 32 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 thirty thousand eight hundred and forty has the following 4 prime factors:

2
218
Two in Base 18 Octodecimal
3
318
Three in Base 18 Octodecimal
5
518
Five in Base 18 Octodecimal
257
e518
Two Hundred and Fifty-Seven in Base 18 Octodecimal

Prime Factorization

The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities

2183 · 3181 · 5181 · e5181 = 553618

Base Conversions

The number thirty thousand eight hundred and forty in 35 different bases