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12850 = 252257
BaseRepresentation
bin11001000110010
3122121221
43020302
5402400
6135254
752315
oct31062
918557
1012850
119722
12752a
135b06
14497c
153c1a
hex3232

12850 has 12 divisors (see below), whose sum is σ = 23994. Its totient is φ = 5120.

The previous prime is 12841. The next prime is 12853. The reversal of 12850 is 5821.

It can be divided in two parts, 128 and 50, that multiplied together give a square (6400 = 802).

It is a happy number.

12850 is nontrivially palindromic in base 3.

12850 is an esthetic number in base 16, because in such base its adjacent digits differ by 1.

It can be written as a sum of positive squares in 3 ways, for example, as 12321 + 529 = 111^2 + 23^2 .

12850 is an undulating number in base 16.

It is a nialpdrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12853) by changing a digit.

12850 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 79 + ... + 178.

12850 is a Friedman number, since it can be written as 50*(2^8+1), using all its digits and the basic arithmetic operations.

212850 is an apocalyptic number.

12850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12850 is a deficient number, since it is larger than the sum of its proper divisors (11144).

12850 is a wasteful number, since it uses less digits than its factorization.

12850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269 (or 264 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 12850 is about 113.3578404875. The cubic root of 12850 is about 23.4225608501.

The spelling of 12850 in words is "twelve thousand, eight hundred fifty".

Divisors: 1 2 5 10 25 50 257 514 1285 2570 6425 12850