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285084059 = 13107311659
BaseRepresentation
bin10000111111100…
…000100110011011
3201212102202210212
4100333200212123
51040440142214
644142201335
710031113601
oct2077404633
9655382725
10285084059
11136a16967
127b58324b
13470a77c0
1429c0d871
151a06453e
hex10fe099b

285084059 has 16 divisors (see below), whose sum is σ = 311351040. Its totient is φ = 259462560.

The previous prime is 285084031. The next prime is 285084073. The reversal of 285084059 is 950480582.

It is a cyclic number.

It is not a de Polignac number, because 285084059 - 28 = 285083803 is a prime.

It is not an unprimeable number, because it can be changed into a prime (285084089) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 432272 + ... + 432930.

It is an arithmetic number, because the mean of its divisors is an integer number (19459440).

Almost surely, 2285084059 is an apocalyptic number.

285084059 is a deficient number, since it is larger than the sum of its proper divisors (26266981).

285084059 is a wasteful number, since it uses less digits than its factorization.

285084059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1090.

The product of its (nonzero) digits is 115200, while the sum is 41.

The square root of 285084059 is about 16884.4324453030. The cubic root of 285084059 is about 658.1491294855.

The spelling of 285084059 in words is "two hundred eighty-five million, eighty-four thousand, fifty-nine".

Divisors: 1 13 107 311 659 1391 4043 8567 33277 70513 204949 432601 916669 2664337 21929543 285084059