Base | Representation |
---|---|
bin | 1001000101010101101… |
… | …11000011011110110100 |
3 | 1002211121002010022101211 |
4 | 10202222313003132310 |
5 | 20103142134013322 |
6 | 355213444131204 |
7 | 31356142651423 |
oct | 4425267033664 |
9 | 1084532108354 |
10 | 312104204212 |
11 | 1103a9761059 |
12 | 505a3096b04 |
13 | 2357b749718 |
14 | 1116a9272ba |
15 | 81ba164b77 |
hex | 48aadc37b4 |
312104204212 has 12 divisors (see below), whose sum is σ = 578310731460. Its totient is φ = 146872566656.
The previous prime is 312104204141. The next prime is 312104204227. The reversal of 312104204212 is 212402401213.
It can be written as a sum of positive squares in 2 ways, for example, as 254506124196 + 57598080016 = 504486^2 + 239996^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2294883787 + ... + 2294883922.
It is an arithmetic number, because the mean of its divisors is an integer number (48192560955).
Almost surely, 2312104204212 is an apocalyptic number.
It is an amenable number.
312104204212 is a deficient number, since it is larger than the sum of its proper divisors (266206527248).
312104204212 is a wasteful number, since it uses less digits than its factorization.
312104204212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4589767730 (or 4589767728 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 22.
Adding to 312104204212 its reverse (212402401213), we get a palindrome (524506605425).
The spelling of 312104204212 in words is "three hundred twelve billion, one hundred four million, two hundred four thousand, two hundred twelve".
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