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12710680 = 235476761
BaseRepresentation
bin110000011111…
…001100011000
3212220202202221
4300133030120
511223220210
61132233424
7213016243
oct60371430
925822687
1012710680
1171a17a4
12430b874
132830618
14198c25a
1511b11da
hexc1f318

12710680 has 32 divisors (see below), whose sum is σ = 29211840. Its totient is φ = 4975360.

The previous prime is 12710669. The next prime is 12710683. The reversal of 12710680 is 8601721.

It is a super-2 number, since 2×127106802 = 323122772124800, which contains 22 as substring.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12710683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1501 + ... + 5260.

It is an arithmetic number, because the mean of its divisors is an integer number (912870).

Almost surely, 212710680 is an apocalyptic number.

12710680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12710680 is an abundant number, since it is smaller than the sum of its proper divisors (16501160).

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

12710680 is a wasteful number, since it uses less digits than its factorization.

12710680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6819 (or 6815 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 25.

The square root of 12710680 is about 3565.2040614809. The cubic root of 12710680 is about 233.3760375354.

The spelling of 12710680 in words is "twelve million, seven hundred ten thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 47 94 188 235 376 470 940 1880 6761 13522 27044 33805 54088 67610 135220 270440 317767 635534 1271068 1588835 2542136 3177670 6355340 12710680