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85250168 = 2313777783
BaseRepresentation
bin1010001010011…
…01000001111000
312221102011020122
411011031001320
5133311001133
612243112412
72053420523
oct505150170
9187364218
1085250168
1144137793
1224672708
131487acb3
14b471bba
15773e498
hex514d078

85250168 has 16 divisors (see below), whose sum is σ = 161012880. Its totient is φ = 42313408.

The previous prime is 85250117. The next prime is 85250171. The reversal of 85250168 is 86105258.

It is a happy number.

It is a super-2 number, since 2×852501682 = 14535182288056448, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37796 + ... + 39987.

It is an arithmetic number, because the mean of its divisors is an integer number (10063305).

Almost surely, 285250168 is an apocalyptic number.

It is an amenable number.

85250168 is a deficient number, since it is larger than the sum of its proper divisors (75762712).

85250168 is a wasteful number, since it uses less digits than its factorization.

85250168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77926 (or 77922 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 35.

The square root of 85250168 is about 9233.1017540153. The cubic root of 85250168 is about 440.1138961347.

The spelling of 85250168 in words is "eighty-five million, two hundred fifty thousand, one hundred sixty-eight".

Divisors: 1 2 4 8 137 274 548 1096 77783 155566 311132 622264 10656271 21312542 42625084 85250168