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85257676 = 2278293673
BaseRepresentation
bin1010001010011…
…10110111001100
312221102112112201
411011032313030
5133311221201
612243211244
72053451440
oct505166714
9187375481
1085257676
1144142399
1224676b24
131488153a
14b474820
157741801
hex514edcc

85257676 has 24 divisors (see below), whose sum is σ = 170767520. Its totient is φ = 36484992.

The previous prime is 85257673. The next prime is 85257713. The reversal of 85257676 is 67675258.

It is not an unprimeable number, because it can be changed into a prime (85257673) 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, 21376 + ... + 25048.

Almost surely, 285257676 is an apocalyptic number.

It is an amenable number.

85257676 is an abundant number, since it is smaller than the sum of its proper divisors (85509844).

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

85257676 is a wasteful number, since it uses less digits than its factorization.

85257676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4513 (or 4511 counting only the distinct ones).

The product of its digits is 705600, while the sum is 46.

The square root of 85257676 is about 9233.5083256582. The cubic root of 85257676 is about 440.1268160629.

The spelling of 85257676 in words is "eighty-five million, two hundred fifty-seven thousand, six hundred seventy-six".

Divisors: 1 2 4 7 14 28 829 1658 3316 3673 5803 7346 11606 14692 23212 25711 51422 102844 3044917 6089834 12179668 21314419 42628838 85257676