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85630175 = 523425207
BaseRepresentation
bin1010001101010…
…01110011011111
312222010110111222
411012221303133
5133410131200
612255203555
72056562441
oct506516337
9188113458
1085630175
1144377244
12248165bb
1314981c57
14b530491
1577b6d85
hex51a9cdf

85630175 has 6 divisors (see below), whose sum is σ = 106181448. Its totient is φ = 68504120.

The previous prime is 85630163. The next prime is 85630177. The reversal of 85630175 is 57103658.

It is not a de Polignac number, because 85630175 - 24 = 85630159 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85630177) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1712579 + ... + 1712628.

It is an arithmetic number, because the mean of its divisors is an integer number (17696908).

Almost surely, 285630175 is an apocalyptic number.

85630175 is a deficient number, since it is larger than the sum of its proper divisors (20551273).

85630175 is a wasteful number, since it uses less digits than its factorization.

85630175 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3425217 (or 3425212 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 35.

The square root of 85630175 is about 9253.6573850559. The cubic root of 85630175 is about 440.7668702998.

The spelling of 85630175 in words is "eighty-five million, six hundred thirty thousand, one hundred seventy-five".

Divisors: 1 5 25 3425207 17126035 85630175