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13034245 = 57253201
BaseRepresentation
bin110001101110…
…001100000101
3220112012121211
4301232030011
511314043440
61143211421
7215534500
oct61561405
926465554
1013034245
1173a2904
124446b71
132914993
141a34137
151226eea
hexc6e305

13034245 has 12 divisors (see below), whose sum is σ = 18195084. Its totient is φ = 8937600.

The previous prime is 13034227. The next prime is 13034267. The reversal of 13034245 is 54243031.

It can be written as a sum of positive squares in 2 ways, for example, as 7568001 + 5466244 = 2751^2 + 2338^2 .

It is not a de Polignac number, because 13034245 - 215 = 13001477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 26356 + ... + 26845.

It is an arithmetic number, because the mean of its divisors is an integer number (1516257).

Almost surely, 213034245 is an apocalyptic number.

It is an amenable number.

13034245 is a deficient number, since it is larger than the sum of its proper divisors (5160839).

13034245 is an equidigital number, since it uses as much as digits as its factorization.

13034245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53220 (or 53213 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 13034245 is about 3610.2970791889. The cubic root of 13034245 is about 235.3397530173.

Adding to 13034245 its reverse (54243031), we get a palindrome (67277276).

The spelling of 13034245 in words is "thirteen million, thirty-four thousand, two hundred forty-five".

Divisors: 1 5 7 35 49 245 53201 266005 372407 1862035 2606849 13034245