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85611395 = 517122279
BaseRepresentation
bin1010001101001…
…01001110000011
312222002111202102
411012211032003
5133404031040
612254541015
72056453622
oct506451603
9188074672
1085611395
1144364121
122480776b
131497653c
14b5276b9
1577b1515
hex51a5383

85611395 has 4 divisors (see below), whose sum is σ = 102733680. Its totient is φ = 68489112.

The previous prime is 85611373. The next prime is 85611433. The reversal of 85611395 is 59311658.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 85611395 - 28 = 85611139 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8561135 + ... + 8561144.

It is an arithmetic number, because the mean of its divisors is an integer number (25683420).

Almost surely, 285611395 is an apocalyptic number.

85611395 is a deficient number, since it is larger than the sum of its proper divisors (17122285).

85611395 is a wasteful number, since it uses less digits than its factorization.

85611395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17122284.

The product of its digits is 32400, while the sum is 38.

The square root of 85611395 is about 9252.6425954967. The cubic root of 85611395 is about 440.7346456507.

The spelling of 85611395 in words is "eighty-five million, six hundred eleven thousand, three hundred ninety-five".

Divisors: 1 5 17122279 85611395