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565000012 = 226711091901
BaseRepresentation
bin100001101011010…
…011011101001100
31110101010222022101
4201223103131030
52124120000022
6132021524444
720000264233
oct4153233514
91411128271
10565000012
1126aa22965
12139273724
1390092b45
1455075b1a
1534907627
hex21ad374c

565000012 has 24 divisors (see below), whose sum is σ = 1004940720. Its totient is φ = 277886400.

The previous prime is 565000003. The next prime is 565000031. The reversal of 565000012 is 210000565.

It is a happy number.

565000012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 296262 + ... + 298162.

It is an arithmetic number, because the mean of its divisors is an integer number (41872530).

Almost surely, 2565000012 is an apocalyptic number.

It is an amenable number.

565000012 is a deficient number, since it is larger than the sum of its proper divisors (439940708).

565000012 is a wasteful number, since it uses less digits than its factorization.

565000012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3081 (or 3079 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 565000012 is about 23769.7289004313. The cubic root of 565000012 is about 826.7029467977.

Adding to 565000012 its reverse (210000565), we get a palindrome (775000577).

The spelling of 565000012 in words is "five hundred sixty-five million, twelve", and thus it is an aban number.

Divisors: 1 2 4 67 134 268 1109 1901 2218 3802 4436 7604 74303 127367 148606 254734 297212 509468 2108209 4216418 8432836 141250003 282500006 565000012