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13054828 = 2217918233
BaseRepresentation
bin110001110011…
…001101101100
3220120020212011
4301303031230
511320223303
61143451004
7215651503
oct61631554
926506764
1013054828
117407316
124456a64
132921167
141a3b83a
15122d16d
hexc7336c

13054828 has 12 divisors (see below), whose sum is σ = 22974840. Its totient is φ = 6490592.

The previous prime is 13054819. The next prime is 13054859. The reversal of 13054828 is 82845031.

It is a self number, because there is not a number n which added to its sum of digits gives 13054828.

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 3 ways as a sum of consecutive naturals, for example, 8401 + ... + 9832.

It is an arithmetic number, because the mean of its divisors is an integer number (1914570).

Almost surely, 213054828 is an apocalyptic number.

It is an amenable number.

13054828 is a deficient number, since it is larger than the sum of its proper divisors (9920012).

13054828 is a wasteful number, since it uses less digits than its factorization.

13054828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18416 (or 18414 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 31.

The square root of 13054828 is about 3613.1465511379. The cubic root of 13054828 is about 235.4635666220.

Adding to 13054828 its reverse (82845031), we get a palindrome (95899859).

The spelling of 13054828 in words is "thirteen million, fifty-four thousand, eight hundred twenty-eight".

Divisors: 1 2 4 179 358 716 18233 36466 72932 3263707 6527414 13054828