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12850856 = 238871811
BaseRepresentation
bin110001000001…
…011010101000
3220011220001122
4301001122220
511242211411
61135234412
7214142024
oct61013250
926156048
1012850856
117288047
124378a08
13287c375
1419c7384
1511dc9db
hexc416a8

12850856 has 16 divisors (see below), whose sum is σ = 24135840. Its totient is φ = 6414640.

The previous prime is 12850853. The next prime is 12850879. The reversal of 12850856 is 65805821.

It is a happy number.

It is a zygodrome in base 3.

It is not an unprimeable number, because it can be changed into a prime (12850853) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6191 + ... + 8001.

It is an arithmetic number, because the mean of its divisors is an integer number (1508490).

Almost surely, 212850856 is an apocalyptic number.

It is an amenable number.

12850856 is a deficient number, since it is larger than the sum of its proper divisors (11284984).

12850856 is a wasteful number, since it uses less digits than its factorization.

12850856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2704 (or 2700 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 35.

The square root of 12850856 is about 3584.8090604661. The cubic root of 12850856 is about 234.2308093487.

The spelling of 12850856 in words is "twelve million, eight hundred fifty thousand, eight hundred fifty-six".

Divisors: 1 2 4 8 887 1774 1811 3548 3622 7096 7244 14488 1606357 3212714 6425428 12850856