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85027163 = 1322728813
BaseRepresentation
bin1010001000101…
…10100101011011
312220222211100012
411010112211123
5133231332123
612234232135
72051501414
oct504264533
9186884305
1085027163
1143aa5191
122458564b
1314800640
14b41480b
1576e8378
hex511695b

85027163 has 8 divisors (see below), whose sum is σ = 91974288. Its totient is φ = 78138144.

The previous prime is 85027139. The next prime is 85027169. The reversal of 85027163 is 36172058.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 85027163 - 26 = 85027099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85027169) by changing a digit.

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, 11456 + ... + 17357.

It is an arithmetic number, because the mean of its divisors is an integer number (11496786).

Almost surely, 285027163 is an apocalyptic number.

85027163 is a deficient number, since it is larger than the sum of its proper divisors (6947125).

85027163 is a wasteful number, since it uses less digits than its factorization.

85027163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29053.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 85027163 is about 9221.0174601288. The cubic root of 85027163 is about 439.7297979471.

The spelling of 85027163 in words is "eighty-five million, twenty-seven thousand, one hundred sixty-three".

Divisors: 1 13 227 2951 28813 374569 6540551 85027163