Base | Representation |
---|---|
bin | 10110101111101010… |
… | …10011111010000010 |
3 | 1011112000011122022011 |
4 | 23113311103322002 |
5 | 200002004324302 |
6 | 5335404203134 |
7 | 611412611515 |
oct | 132765237202 |
9 | 34460148264 |
10 | 12211011202 |
11 | 51a68854a5 |
12 | 24495394aa |
13 | 11c7aa5a20 |
14 | 83ba68d7c |
15 | 4b70525d7 |
hex | 2d7d53e82 |
12211011202 has 16 divisors (see below), whose sum is σ = 19727907192. Its totient is φ = 5635157760.
The previous prime is 12211011193. The next prime is 12211011269. The reversal of 12211011202 is 20211011221.
It can be written as a sum of positive squares in 4 ways, for example, as 5876602281 + 6334408921 = 76659^2 + 79589^2 .
It is a Harshad number since it is a multiple of its sum of digits (13).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 230298 + ... + 278314.
Almost surely, 212211011202 is an apocalyptic number.
12211011202 is a deficient number, since it is larger than the sum of its proper divisors (7516895990).
12211011202 is a wasteful number, since it uses less digits than its factorization.
12211011202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 57813.
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 12211011202 its reverse (20211011221), we get a palindrome (32422022423).
The spelling of 12211011202 in words is "twelve billion, two hundred eleven million, eleven thousand, two hundred two".
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