Base | Representation |
---|---|
bin | 1011000110110101111111… |
… | …1010100100100100100000 |
3 | 1121020110211022002120212201 |
4 | 2301231133322210210200 |
5 | 3100041042002242232 |
6 | 41550112514302544 |
7 | 2400205505366512 |
oct | 261553772444440 |
9 | 47213738076781 |
10 | 12212201212192 |
11 | 3989190238343 |
12 | 1452981587a54 |
13 | 6a77b4763537 |
14 | 3031062d7bb2 |
15 | 162a0260dbe7 |
hex | b1b5fea4920 |
12212201212192 has 24 divisors (see below), whose sum is σ = 24436914929532. Its totient is φ = 6006000595200.
The previous prime is 12212201212181. The next prime is 12212201212279. The reversal of 12212201212192 is 29121210221221.
12212201212192 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 8954912610576 + 3257288601616 = 2992476^2 + 1804796^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 12212201212192.
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, 3128123359 + ... + 3128127262.
Almost surely, 212212201212192 is an apocalyptic number.
It is an amenable number.
12212201212192 is an abundant number, since it is smaller than the sum of its proper divisors (12224713717340).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12212201212192 is an equidigital number, since it uses as much as digits as its factorization.
12212201212192 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6256250692 (or 6256250684 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 28.
The spelling of 12212201212192 in words is "twelve trillion, two hundred twelve billion, two hundred one million, two hundred twelve thousand, one hundred ninety-two".
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