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52052808078 = 2328334841237
BaseRepresentation
bin110000011110100101…
…101101000110001110
311222100122112121220200
4300132211231012032
51323101004324303
635525052154330
73521626365645
oct603645550616
9158318477820
1052052808078
11200914a9157
12a1084689a6
134ba714666b
14273b21435c
151549bd93a3
hexc1e96d18e

52052808078 has 24 divisors (see below), whose sum is σ = 114139895688. Its totient is φ = 17141888112.

The previous prime is 52052808077. The next prime is 52052808089. The reversal of 52052808078 is 87080825025.

52052808078 is a `hidden beast` number, since 52 + 0 + 528 + 0 + 8 + 0 + 78 = 666.

52052808078 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52052808077) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17419125 + ... + 17422112.

It is an arithmetic number, because the mean of its divisors is an integer number (4755828987).

Almost surely, 252052808078 is an apocalyptic number.

52052808078 is an abundant number, since it is smaller than the sum of its proper divisors (62087087610).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52052808078 is a wasteful number, since it uses less digits than its factorization.

52052808078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34841328 (or 34841325 counting only the distinct ones).

The product of its (nonzero) digits is 358400, while the sum is 45.

The spelling of 52052808078 in words is "fifty-two billion, fifty-two million, eight hundred eight thousand, seventy-eight".

Divisors: 1 2 3 6 9 18 83 166 249 498 747 1494 34841237 69682474 104523711 209047422 313571133 627142266 2891822671 5783645342 8675468013 17350936026 26026404039 52052808078