Base | Representation |
---|---|
bin | 1011101111100001011010… |
… | …0111001010010101101110 |
3 | 1200201021200100101000121110 |
4 | 2323320112213022111232 |
5 | 3143013313032301434 |
6 | 43243131024012450 |
7 | 2501535611143443 |
oct | 273702647122556 |
9 | 50637610330543 |
10 | 12911051056494 |
11 | 4128600804a38 |
12 | 15462b8a61126 |
13 | 72867883b576 |
14 | 328c809659ca |
15 | 175ca57244e9 |
hex | bbe169ca56e |
12911051056494 has 16 divisors (see below), whose sum is σ = 25824301189632. Its totient is φ = 4303317172728.
The previous prime is 12911051056427. The next prime is 12911051056507. The reversal of 12911051056494 is 49465015011921.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91551864 + ... + 91692779.
It is an arithmetic number, because the mean of its divisors is an integer number (1614018824352).
Almost surely, 212911051056494 is an apocalyptic number.
12911051056494 is an abundant number, since it is smaller than the sum of its proper divisors (12913250133138).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12911051056494 is a wasteful number, since it uses less digits than its factorization.
12911051056494 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 183256391.
The product of its (nonzero) digits is 388800, while the sum is 48.
The spelling of 12911051056494 in words is "twelve trillion, nine hundred eleven billion, fifty-one million, fifty-six thousand, four hundred ninety-four".
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