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52085087064 = 23321933374239
BaseRepresentation
bin110000100000100000…
…110101101101011000
311222102220021120100200
4300200200311231120
51323132240241224
635532204102200
73522500635533
oct604040655530
9158386246320
1052085087064
11200a87458aa
12a117234960
134bb0a38a5a
142741617a1a
15154c9635c9
hexc20835b58

52085087064 has 48 divisors (see below), whose sum is σ = 141137131200. Its totient is φ = 17352667584.

The previous prime is 52085087059. The next prime is 52085087137. The reversal of 52085087064 is 46078058025.

52085087064 is a `hidden beast` number, since 520 + 8 + 50 + 8 + 70 + 6 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47944 + ... + 326295.

It is an arithmetic number, because the mean of its divisors is an integer number (2940356900).

Almost surely, 252085087064 is an apocalyptic number.

It is an amenable number.

52085087064 is an abundant number, since it is smaller than the sum of its proper divisors (89052044136).

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

52085087064 is a wasteful number, since it uses less digits than its factorization.

52085087064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376184 (or 376177 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 45.

The spelling of 52085087064 in words is "fifty-two billion, eighty-five million, eighty-seven thousand, sixty-four".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 1933 3866 5799 7732 11598 15464 17397 23196 34794 46392 69588 139176 374239 748478 1122717 1496956 2245434 2993912 3368151 4490868 6736302 8981736 13472604 26945208 723403987 1446807974 2170211961 2893615948 4340423922 5787231896 6510635883 8680847844 13021271766 17361695688 26042543532 52085087064