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85349586 = 2372032133
BaseRepresentation
bin1010001011001…
…01010011010010
312221121012121210
411011211103102
5133322141321
612245200550
72054313420
oct505452322
9187535553
1085349586
11441a5453
1224700156
13148b431a
14b49a110
15775db76
hex51654d2

85349586 has 16 divisors (see below), whose sum is σ = 195084864. Its totient is φ = 24385584.

The previous prime is 85349567. The next prime is 85349587. The reversal of 85349586 is 68594358.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (85349587) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1016025 + ... + 1016108.

It is an arithmetic number, because the mean of its divisors is an integer number (12192804).

Almost surely, 285349586 is an apocalyptic number.

85349586 is an abundant number, since it is smaller than the sum of its proper divisors (109735278).

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

85349586 is a wasteful number, since it uses less digits than its factorization.

85349586 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2032145.

The product of its digits is 1036800, while the sum is 48.

The square root of 85349586 is about 9238.4839665391. The cubic root of 85349586 is about 440.2849153298.

The spelling of 85349586 in words is "eighty-five million, three hundred forty-nine thousand, five hundred eighty-six".

Divisors: 1 2 3 6 7 14 21 42 2032133 4064266 6096399 12192798 14224931 28449862 42674793 85349586