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85325560 = 23510312069
BaseRepresentation
bin1010001010111…
…11011011111000
312221112222122221
411011133123320
5133320404220
612244453424
72054153365
oct505373370
9187488587
1085325560
11441893a1
12246aa274
13148a63c8
14b49146c
1577569aa
hex515f6f8

85325560 has 32 divisors (see below), whose sum is σ = 192261600. Its totient is φ = 34080640.

The previous prime is 85325531. The next prime is 85325573. The reversal of 85325560 is 6552358.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40206 + ... + 42274.

It is an arithmetic number, because the mean of its divisors is an integer number (6008175).

Almost surely, 285325560 is an apocalyptic number.

It is an amenable number.

85325560 is an abundant number, since it is smaller than the sum of its proper divisors (106936040).

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

85325560 is a wasteful number, since it uses less digits than its factorization.

85325560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3111 (or 3107 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 34.

The square root of 85325560 is about 9237.1835534431. The cubic root of 85325560 is about 440.2435978940.

The spelling of 85325560 in words is "eighty-five million, three hundred twenty-five thousand, five hundred sixty".

Divisors: 1 2 4 5 8 10 20 40 1031 2062 2069 4124 4138 5155 8248 8276 10310 10345 16552 20620 20690 41240 41380 82760 2133139 4266278 8532556 10665695 17065112 21331390 42662780 85325560