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85653306 = 2324758517
BaseRepresentation
bin1010001101011…
…11011100111010
312222011122020200
411012233130322
5133411401211
612255503030
72060020044
oct506573472
9188148220
1085653306
1144392662
1224827a76
131498c63b
14b538a94
1577bdb56
hex51af73a

85653306 has 12 divisors (see below), whose sum is σ = 185582202. Its totient is φ = 28551096.

The previous prime is 85653299. The next prime is 85653331. The reversal of 85653306 is 60335658.

It can be written as a sum of positive squares in only one way, i.e., 82901025 + 2752281 = 9105^2 + 1659^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2379241 + ... + 2379276.

Almost surely, 285653306 is an apocalyptic number.

85653306 is an abundant number, since it is smaller than the sum of its proper divisors (99928896).

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

85653306 is a wasteful number, since it uses less digits than its factorization.

85653306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4758525 (or 4758522 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The square root of 85653306 is about 9254.9071308144. The cubic root of 85653306 is about 440.8065543660.

The spelling of 85653306 in words is "eighty-five million, six hundred fifty-three thousand, three hundred six".

Divisors: 1 2 3 6 9 18 4758517 9517034 14275551 28551102 42826653 85653306