Base | Representation |
---|---|
bin | 10110111011101000… |
… | …10100001001100001 |
3 | 1011210000002121011001 |
4 | 23131310110021201 |
5 | 200203210211340 |
6 | 5353352152001 |
7 | 614042200240 |
oct | 133564241141 |
9 | 34700077131 |
10 | 12311413345 |
11 | 5248521080 |
12 | 2477098601 |
13 | 121282a58a |
14 | 84b122957 |
15 | 4c0c8629a |
hex | 2ddd14261 |
12311413345 has 32 divisors (see below), whose sum is σ = 19502643456. Its totient is φ = 7223193600.
The previous prime is 12311413333. The next prime is 12311413351. The reversal of 12311413345 is 54331411321.
It is not a de Polignac number, because 12311413345 - 27 = 12311413217 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 933976 + ... + 947065.
It is an arithmetic number, because the mean of its divisors is an integer number (609457608).
Almost surely, 212311413345 is an apocalyptic number.
It is an amenable number.
12311413345 is a deficient number, since it is larger than the sum of its proper divisors (7191230111).
12311413345 is a wasteful number, since it uses less digits than its factorization.
12311413345 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1881081.
The product of its digits is 4320, while the sum is 28.
Adding to 12311413345 its reverse (54331411321), we get a palindrome (66642824666).
The spelling of 12311413345 in words is "twelve billion, three hundred eleven million, four hundred thirteen thousand, three hundred forty-five".
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