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12768350 = 25271912
BaseRepresentation
bin110000101101…
…010001011110
3220000200212212
4300231101132
511232041400
61133400422
7213346340
oct60552136
926020785
1012768350
117231061
124339112
13285094a
1419a5290
1511c3335
hexc2d45e

12768350 has 36 divisors (see below), whose sum is σ = 27284712. Its totient is φ = 4354800.

The previous prime is 12768347. The next prime is 12768383. The reversal of 12768350 is 5386721.

It is a happy number.

12768350 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 66755 + ... + 66945.

Almost surely, 212768350 is an apocalyptic number.

12768350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12768350 is an abundant number, since it is smaller than the sum of its proper divisors (14516362).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12768350 is an equidigital number, since it uses as much as digits as its factorization.

12768350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401 (or 205 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 12768350 is about 3573.2828043691. The cubic root of 12768350 is about 233.7284575074.

The spelling of 12768350 in words is "twelve million, seven hundred sixty-eight thousand, three hundred fifty".

Divisors: 1 2 5 7 10 14 25 35 50 70 175 191 350 382 955 1337 1910 2674 4775 6685 9550 13370 33425 36481 66850 72962 182405 255367 364810 510734 912025 1276835 1824050 2553670 6384175 12768350