Base | Representation |
---|---|
bin | 110001011110… |
… | …100001011010 |
3 | 220101221121010 |
4 | 301132201122 |
5 | 11310020244 |
6 | 1141554350 |
7 | 215146425 |
oct | 61364132 |
9 | 26357533 |
10 | 12970074 |
11 | 7359677 |
12 | 44159b6 |
13 | 28c1700 |
14 | 1a189bc |
15 | 1212eb9 |
hex | c5e85a |
12970074 has 24 divisors (see below), whose sum is σ = 28091232. Its totient is φ = 3990480.
The previous prime is 12970057. The next prime is 12970093. The reversal of 12970074 is 47007921.
12970074 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5382 + ... + 7409.
It is an arithmetic number, because the mean of its divisors is an integer number (1170468).
Almost surely, 212970074 is an apocalyptic number.
12970074 is an abundant number, since it is smaller than the sum of its proper divisors (15121158).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12970074 is a wasteful number, since it uses less digits than its factorization.
12970074 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12822 (or 12809 counting only the distinct ones).
The product of its (nonzero) digits is 3528, while the sum is 30.
The square root of 12970074 is about 3601.3988948740. The cubic root of 12970074 is about 234.9529043997.
Adding to 12970074 its reverse (47007921), we get a palindrome (59977995).
The spelling of 12970074 in words is "twelve million, nine hundred seventy thousand, seventy-four".
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