Base | Representation |
---|---|
bin | 1011111011110011101110… |
… | …1011101101101101001001 |
3 | 1201110110111112212200021101 |
4 | 2332330323223231231021 |
5 | 3204443103324420200 |
6 | 43524115513141401 |
7 | 2523020345042533 |
oct | 276747353555511 |
9 | 51413445780241 |
10 | 13122126404425 |
11 | 41aa076297a45 |
12 | 157b1a56ba861 |
13 | 742546576b4c |
14 | 33518592c853 |
15 | 17b50b16d26a |
hex | bef3baedb49 |
13122126404425 has 48 divisors (see below), whose sum is σ = 17213719108608. Its totient is φ = 9902438092800.
The previous prime is 13122126404419. The next prime is 13122126404459. The reversal of 13122126404425 is 52440462122131.
It is not a de Polignac number, because 13122126404425 - 29 = 13122126403913 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 431193960 + ... + 431224390.
It is an arithmetic number, because the mean of its divisors is an integer number (358619148096).
Almost surely, 213122126404425 is an apocalyptic number.
It is an amenable number.
13122126404425 is a deficient number, since it is larger than the sum of its proper divisors (4091592704183).
13122126404425 is a wasteful number, since it uses less digits than its factorization.
13122126404425 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 40810 (or 40805 counting only the distinct ones).
The product of its (nonzero) digits is 92160, while the sum is 37.
Adding to 13122126404425 its reverse (52440462122131), we get a palindrome (65562588526556).
The spelling of 13122126404425 in words is "thirteen trillion, one hundred twenty-two billion, one hundred twenty-six million, four hundred four thousand, four hundred twenty-five".
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