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8288085 = 3513192237
BaseRepresentation
bin11111100111011101010101
3120121002010010
4133213131111
54110204320
6453350433
7130306341
oct37473525
916532103
108288085
114750a63
122938419
1319425c0
14115a621
15adaae0
hex7e7755

8288085 has 32 divisors (see below), whose sum is σ = 15039360. Its totient is φ = 3863808.

The previous prime is 8288083. The next prime is 8288099. The reversal of 8288085 is 5808828.

It is not a de Polignac number, because 8288085 - 21 = 8288083 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8288081) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2587 + ... + 4823.

It is an arithmetic number, because the mean of its divisors is an integer number (469980).

Almost surely, 28288085 is an apocalyptic number.

It is an amenable number.

8288085 is a deficient number, since it is larger than the sum of its proper divisors (6751275).

8288085 is a wasteful number, since it uses less digits than its factorization.

8288085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2277.

The product of its (nonzero) digits is 40960, while the sum is 39.

The square root of 8288085 is about 2878.9034370746. The cubic root of 8288085 is about 202.3724543562.

The spelling of 8288085 in words is "eight million, two hundred eighty-eight thousand, eighty-five".

Divisors: 1 3 5 13 15 19 39 57 65 95 195 247 285 741 1235 2237 3705 6711 11185 29081 33555 42503 87243 127509 145405 212515 436215 552539 637545 1657617 2762695 8288085