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52055004215 = 510411000843
BaseRepresentation
bin110000011110101110…
…000101010000110111
311222100210200012110002
4300132232011100313
51323102040113330
635525211221515
73521654143454
oct603656052067
9158323605402
1052055004215
1120092769145
12a10914789b
134ba7735156
14273b62682b
151549ebee45
hexc1eb85437

52055004215 has 4 divisors (see below), whose sum is σ = 62466005064. Its totient is φ = 41644003368.

The previous prime is 52055004193. The next prime is 52055004217. The reversal of 52055004215 is 51240055025.

52055004215 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 52055004215 - 210 = 52055003191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52055004217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5205500417 + ... + 5205500426.

It is an arithmetic number, because the mean of its divisors is an integer number (15616501266).

Almost surely, 252055004215 is an apocalyptic number.

52055004215 is a deficient number, since it is larger than the sum of its proper divisors (10411000849).

52055004215 is a wasteful number, since it uses less digits than its factorization.

52055004215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10411000848.

The product of its (nonzero) digits is 10000, while the sum is 29.

The spelling of 52055004215 in words is "fifty-two billion, fifty-five million, four thousand, two hundred fifteen".

Divisors: 1 5 10411000843 52055004215