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13019108 = 2261229233
BaseRepresentation
bin110001101010…
…011111100100
3220111102212012
4301222133210
511313102413
61143013352
7215442404
oct61523744
926442765
1013019108
1173924a3
12443a258
13290ab1b
141a2c804
1512227a8
hexc6a7e4

13019108 has 24 divisors (see below), whose sum is σ = 23357880. Its totient is φ = 6347520.

The previous prime is 13019087. The next prime is 13019113. The reversal of 13019108 is 80191031.

It can be written as a sum of positive squares in 4 ways, for example, as 473344 + 12545764 = 688^2 + 3542^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55760 + ... + 55992.

It is an arithmetic number, because the mean of its divisors is an integer number (973245).

Almost surely, 213019108 is an apocalyptic number.

It is an amenable number.

13019108 is a deficient number, since it is larger than the sum of its proper divisors (10338772).

13019108 is a wasteful number, since it uses less digits than its factorization.

13019108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527 (or 525 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 23.

The square root of 13019108 is about 3608.2001053157. The cubic root of 13019108 is about 235.2486157160.

The spelling of 13019108 in words is "thirteen million, nineteen thousand, one hundred eight".

Divisors: 1 2 4 61 122 229 233 244 458 466 916 932 13969 14213 27938 28426 53357 55876 56852 106714 213428 3254777 6509554 13019108