Base | Representation |
---|---|
bin | 110000011101… |
… | …100101110110 |
3 | 212220102202220 |
4 | 300131211312 |
5 | 11223012433 |
6 | 1132143210 |
7 | 212661150 |
oct | 60354566 |
9 | 25812686 |
10 | 12704118 |
11 | 7197879 |
12 | 4307b06 |
13 | 282a63b |
14 | 1989ad0 |
15 | 11ae2b3 |
hex | c1d976 |
12704118 has 32 divisors (see below), whose sum is σ = 29272320. Its totient is φ = 3600480.
The previous prime is 12704113. The next prime is 12704129. The reversal of 12704118 is 81140721.
It is a super-2 number, since 2×127041182 = 322789228315848, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12704113) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4348 + ... + 6656.
It is an arithmetic number, because the mean of its divisors is an integer number (914760).
Almost surely, 212704118 is an apocalyptic number.
12704118 is an abundant number, since it is smaller than the sum of its proper divisors (16568202).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12704118 is a wasteful number, since it uses less digits than its factorization.
12704118 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2452.
The product of its (nonzero) digits is 448, while the sum is 24.
The square root of 12704118 is about 3564.2836587455. The cubic root of 12704118 is about 233.3358698137.
Adding to 12704118 its reverse (81140721), we get a palindrome (93844839).
The spelling of 12704118 in words is "twelve million, seven hundred four thousand, one hundred eighteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •