Base | Representation |
---|---|
bin | 10111000110011100… |
… | …10001011110010100 |
3 | 1012000022202011122001 |
4 | 23203032101132110 |
5 | 200344414313322 |
6 | 5410352045044 |
7 | 616223101141 |
oct | 134316213624 |
9 | 35008664561 |
10 | 12402104212 |
11 | 5294734503 |
12 | 24a1533784 |
13 | 1228561b04 |
14 | 8591ad3c8 |
15 | 4c8bec827 |
hex | 2e3391794 |
12402104212 has 12 divisors (see below), whose sum is σ = 21906521280. Its totient is φ = 6143098136.
The previous prime is 12402104177. The next prime is 12402104303. The reversal of 12402104212 is 21240120421.
12402104212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 12402104212.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14488012 + ... + 14488867.
It is an arithmetic number, because the mean of its divisors is an integer number (1825543440).
Almost surely, 212402104212 is an apocalyptic number.
It is an amenable number.
12402104212 is a deficient number, since it is larger than the sum of its proper divisors (9504417068).
12402104212 is a wasteful number, since it uses less digits than its factorization.
12402104212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28976990 (or 28976988 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 19.
Adding to 12402104212 its reverse (21240120421), we get a palindrome (33642224633).
The spelling of 12402104212 in words is "twelve billion, four hundred two million, one hundred four thousand, two hundred twelve".
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