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85310562 = 2336173931
BaseRepresentation
bin1010001010110…
…11110001100010
312221112020002110
411011123301202
5133314414222
612244300150
72054061561
oct505336142
9187466073
1085310562
11441790a7
12246a1656
131489c62c
14b489bd8
15775230c
hex515bc62

85310562 has 16 divisors (see below), whose sum is σ = 170711712. Its totient is φ = 28421760.

The previous prime is 85310557. The next prime is 85310587. The reversal of 85310562 is 26501358.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19737 + ... + 23667.

It is an arithmetic number, because the mean of its divisors is an integer number (10669482).

Almost surely, 285310562 is an apocalyptic number.

85310562 is an abundant number, since it is smaller than the sum of its proper divisors (85401150).

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

85310562 is a wasteful number, since it uses less digits than its factorization.

85310562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7553.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 85310562 is about 9236.3716902256. The cubic root of 85310562 is about 440.2178019489.

The spelling of 85310562 in words is "eighty-five million, three hundred ten thousand, five hundred sixty-two".

Divisors: 1 2 3 6 3617 3931 7234 7862 10851 11793 21702 23586 14218427 28436854 42655281 85310562