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286600052 = 22591214407
BaseRepresentation
bin10001000101010…
…010101101110100
3201222021210100202
4101011102231310
51041332200202
644234500032
710050026444
oct2105225564
9658253322
10286600052
11137861952
127bb94618
13474b883b
142a0c6124
151a263802
hex11152b74

286600052 has 12 divisors (see below), whose sum is σ = 510051360. Its totient is φ = 140871096.

The previous prime is 286600051. The next prime is 286600063. The reversal of 286600052 is 250006682.

It is a junction number, because it is equal to n+sod(n) for n = 286599988 and 286600024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (286600051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 606968 + ... + 607439.

It is an arithmetic number, because the mean of its divisors is an integer number (42504280).

Almost surely, 2286600052 is an apocalyptic number.

It is an amenable number.

286600052 is a deficient number, since it is larger than the sum of its proper divisors (223451308).

286600052 is a wasteful number, since it uses less digits than its factorization.

286600052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1214470 (or 1214468 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 286600052 is about 16929.2661388496. The cubic root of 286600052 is about 659.3136820318.

The spelling of 286600052 in words is "two hundred eighty-six million, six hundred thousand, fifty-two".

Divisors: 1 2 4 59 118 236 1214407 2428814 4857628 71650013 143300026 286600052