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12630276366 = 2319710685513
BaseRepresentation
bin10111100001101001…
…01011100100001110
31012121020002111222120
423300310223210032
5201331322320431
65445142353410
7624663402111
oct136064534416
935536074876
1012630276366
1153a1509634
122545a2b866
131263901116
1487b606578
154ddc6e196
hex2f0d2b90e

12630276366 has 16 divisors (see below), whose sum is σ = 25388781264. Its totient is φ = 4188720704.

The previous prime is 12630276349. The next prime is 12630276367. The reversal of 12630276366 is 66367203621.

12630276366 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12630276367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5341575 + ... + 5343938.

It is an arithmetic number, because the mean of its divisors is an integer number (1586798829).

Almost surely, 212630276366 is an apocalyptic number.

12630276366 is an abundant number, since it is smaller than the sum of its proper divisors (12758504898).

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

12630276366 is a wasteful number, since it uses less digits than its factorization.

12630276366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10685715.

The product of its (nonzero) digits is 326592, while the sum is 42.

Adding to 12630276366 its reverse (66367203621), we get a palindrome (78997479987).

The spelling of 12630276366 in words is "twelve billion, six hundred thirty million, two hundred seventy-six thousand, three hundred sixty-six".

Divisors: 1 2 3 6 197 394 591 1182 10685513 21371026 32056539 64113078 2105046061 4210092122 6315138183 12630276366