Base | Representation |
---|---|
bin | 10111000110000101110111… |
… | …11000100010000111110001 |
3 | 20122211011201120201111102001 |
4 | 23203002323320202013301 |
5 | 23124042424414421441 |
6 | 300003053230254001 |
7 | 13461141242506261 |
oct | 1343027370420761 |
9 | 218734646644361 |
10 | 50786845467121 |
11 | 1520064228a605 |
12 | 58429b7957301 |
13 | 22452432a278a |
14 | c7814c8997a1 |
15 | 5d1138177731 |
hex | 2e30bbe221f1 |
50786845467121 has 9 divisors (see below), whose sum is σ = 52598718680833. Its totient is φ = 49035375392080.
The previous prime is 50786845467067. The next prime is 50786845467151. The reversal of 50786845467121 is 12176454868705.
It is a happy number.
The square root of 50786845467121 is 7126489.
It is a perfect power (a square), and thus also a powerful number.
50786845467121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 22855197665521 + 27931647801600 = 4780711^2 + 5285040^2 .
It is a de Polignac number, because none of the positive numbers 2k-50786845467121 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (50786845467151) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 206545311 + ... + 206791051.
Almost surely, 250786845467121 is an apocalyptic number.
50786845467121 is the 7126489-th square number.
50786845467121 is the 3563245-th centered octagonal number.
It is an amenable number.
50786845467121 is a deficient number, since it is larger than the sum of its proper divisors (1811873213712).
50786845467121 is an frugal number, since it uses more digits than its factorization.
50786845467121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 491540 (or 245770 counting only the distinct ones).
The product of its (nonzero) digits is 90316800, while the sum is 64.
The spelling of 50786845467121 in words is "fifty trillion, seven hundred eighty-six billion, eight hundred forty-five million, four hundred sixty-seven thousand, one hundred twenty-one".
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