Base | Representation |
---|---|
bin | 10111100111111101… |
… | …11001010101000100 |
3 | 1012201220211200021222 |
4 | 23303332321111010 |
5 | 201433410121303 |
6 | 5454314455512 |
7 | 626206102463 |
oct | 136376712504 |
9 | 35656750258 |
10 | 12683285828 |
11 | 5419425404 |
12 | 255b734598 |
13 | 12718a1275 |
14 | 8846849da |
15 | 4e3740938 |
hex | 2f3fb9544 |
12683285828 has 12 divisors (see below), whose sum is σ = 22424573052. Its totient is φ = 6276264960.
The previous prime is 12683285827. The next prime is 12683285861. The reversal of 12683285828 is 82858238621.
It can be written as a sum of positive squares in 2 ways, for example, as 2524258564 + 10159027264 = 50242^2 + 100792^2 .
It is a super-4 number, since 4×126832858284 (a number of 42 digits) contains 4444 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 12683285828.
It is not an unprimeable number, because it can be changed into a prime (12683285827) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16344053 + ... + 16344828.
It is an arithmetic number, because the mean of its divisors is an integer number (1868714421).
Almost surely, 212683285828 is an apocalyptic number.
It is an amenable number.
12683285828 is a deficient number, since it is larger than the sum of its proper divisors (9741287224).
12683285828 is a wasteful number, since it uses less digits than its factorization.
12683285828 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32688982 (or 32688980 counting only the distinct ones).
The product of its digits is 2949120, while the sum is 53.
The spelling of 12683285828 in words is "twelve billion, six hundred eighty-three million, two hundred eighty-five thousand, eight hundred twenty-eight".
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