Base | Representation |
---|---|
bin | 10110100100110101… |
… | …11001100111101111 |
3 | 1011021200022001002200 |
4 | 23102122321213233 |
5 | 144310232423321 |
6 | 5322401552543 |
7 | 606231005022 |
oct | 132232714757 |
9 | 34250261080 |
10 | 12120201711 |
11 | 515a5a0a32 |
12 | 2423045753 |
13 | 11b202c4b7 |
14 | 82d98b1b9 |
15 | 4ae0b5d26 |
hex | 2d26b99ef |
12120201711 has 24 divisors (see below), whose sum is σ = 17796543024. Its totient is φ = 7946864640.
The previous prime is 12120201679. The next prime is 12120201713. The reversal of 12120201711 is 11710202121.
It is not a de Polignac number, because 12120201711 - 25 = 12120201679 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12120201713) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 370845 + ... + 402201.
It is an arithmetic number, because the mean of its divisors is an integer number (741522626).
Almost surely, 212120201711 is an apocalyptic number.
12120201711 is a deficient number, since it is larger than the sum of its proper divisors (5676341313).
12120201711 is a wasteful number, since it uses less digits than its factorization.
12120201711 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32071 (or 32068 counting only the distinct ones).
The product of its (nonzero) digits is 56, while the sum is 18.
Adding to 12120201711 its reverse (11710202121), we get a palindrome (23830403832).
The spelling of 12120201711 in words is "twelve billion, one hundred twenty million, two hundred one thousand, seven hundred eleven".
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