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85191196 = 2271299969
BaseRepresentation
bin1010001001111…
…10101000011100
312221022011100111
411010332220130
5133302104241
612241535404
72053053556
oct504765034
9187264314
1085191196
11440a7452
1224644564
131485a1bc
14b4584d6
15772bc81
hex513ea1c

85191196 has 12 divisors (see below), whose sum is σ = 151184880. Its totient is φ = 41995520.

The previous prime is 85191167. The next prime is 85191203. The reversal of 85191196 is 69119158.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 149701 + ... + 150268.

It is an arithmetic number, because the mean of its divisors is an integer number (12598740).

Almost surely, 285191196 is an apocalyptic number.

It is an amenable number.

85191196 is a deficient number, since it is larger than the sum of its proper divisors (65993684).

85191196 is a wasteful number, since it uses less digits than its factorization.

85191196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300044 (or 300042 counting only the distinct ones).

The product of its digits is 19440, while the sum is 40.

The square root of 85191196 is about 9229.9076918461. The cubic root of 85191196 is about 440.0123894583.

The spelling of 85191196 in words is "eighty-five million, one hundred ninety-one thousand, one hundred ninety-six".

Divisors: 1 2 4 71 142 284 299969 599938 1199876 21297799 42595598 85191196