The Number

30840

Thirty Thousand Eight Hundred and Forty

In Base 12 Duodecimal Is

15a2012

The numbers with a 12 subscript use Base 12 Duodecimal 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
15a1912
Thirty Thousand Eight Hundred and Thirty-Seven in Base 12 Duodecimal
30838
15a1a12
Thirty Thousand Eight Hundred and Thirty-Eight in Base 12 Duodecimal
30839
15a1b12
Thirty Thousand Eight Hundred and Thirty-Nine in Base 12 Duodecimal
30841
15a2112
Thirty Thousand Eight Hundred and Forty-One in Base 12 Duodecimal
30842
15a2212
Thirty Thousand Eight Hundred and Forty-Two in Base 12 Duodecimal
30843
15a2312
Thirty Thousand Eight Hundred and Forty-Three in Base 12 Duodecimal

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.

0.0000809a40775391b2412

The reciprocal of 30840 in Base 12 Duodecimal.

Palindrome?

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

The number 15a2012 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 12 Duodecimal

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
212
Two in Base 12 Duodecimal
3
312
Three in Base 12 Duodecimal
5
512
Five in Base 12 Duodecimal
257
19512
Two Hundred and Fifty-Seven in Base 12 Duodecimal

Prime Factorization

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

2123 · 3121 · 5121 · 195121 = 15a2012

Base Conversions

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