Base | Representation |
---|---|
bin | 10110101110100111… |
… | …01100110010001101 |
3 | 1011111101120222212221 |
4 | 23113103230302031 |
5 | 144442230401310 |
6 | 5334451255341 |
7 | 611244663466 |
oct | 132723546215 |
9 | 34441528787 |
10 | 12202200205 |
11 | 51a1907688 |
12 | 24465aa551 |
13 | 11c600c410 |
14 | 83a813d6d |
15 | 4b63b1ada |
hex | 2d74ecc8d |
12202200205 has 16 divisors (see below), whose sum is σ = 15797053440. Its totient is φ = 8994823488.
The previous prime is 12202200203. The next prime is 12202200217. The reversal of 12202200205 is 50200220221.
It is a cyclic number.
It is not a de Polignac number, because 12202200205 - 21 = 12202200203 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12202200203) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 130125 + ... + 203314.
It is an arithmetic number, because the mean of its divisors is an integer number (987315840).
Almost surely, 212202200205 is an apocalyptic number.
It is an amenable number.
12202200205 is a deficient number, since it is larger than the sum of its proper divisors (3594853235).
12202200205 is a wasteful number, since it uses less digits than its factorization.
12202200205 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 334020.
The product of its (nonzero) digits is 160, while the sum is 16.
Adding to 12202200205 its reverse (50200220221), we get a palindrome (62402420426).
The spelling of 12202200205 in words is "twelve billion, two hundred two million, two hundred thousand, two hundred five".
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