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12903068 = 2217316121
BaseRepresentation
bin110001001110…
…001010011100
3220021112200102
4301032022130
511300344233
61140320232
7214450163
oct61161234
926245612
1012903068
1173132a2
1243a3078
13289a069
1419dc3da
1511ed1e8
hexc4e29c

12903068 has 24 divisors (see below), whose sum is σ = 24683904. Its totient is φ = 5875200.

The previous prime is 12903067. The next prime is 12903083. The reversal of 12903068 is 86030921.

It is a self number, because there is not a number n which added to its sum of digits gives 12903068.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12903067) 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, 953 + ... + 5168.

It is an arithmetic number, because the mean of its divisors is an integer number (1028496).

Almost surely, 212903068 is an apocalyptic number.

It is an amenable number.

12903068 is a deficient number, since it is larger than the sum of its proper divisors (11780836).

12903068 is a wasteful number, since it uses less digits than its factorization.

12903068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6173 (or 6171 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 12903068 is about 3592.0840747399. The cubic root of 12903068 is about 234.5476010496.

Adding to 12903068 its reverse (86030921), we get a palindrome (98933989).

The spelling of 12903068 in words is "twelve million, nine hundred three thousand, sixty-eight".

Divisors: 1 2 4 17 31 34 62 68 124 527 1054 2108 6121 12242 24484 104057 189751 208114 379502 416228 759004 3225767 6451534 12903068