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13034225 = 52521369
BaseRepresentation
bin110001101110…
…001011110001
3220112012121002
4301232023301
511314043400
61143211345
7215534441
oct61561361
926465532
1013034225
1173a2896
124446b55
132914979
141a34121
151226ed5
hexc6e2f1

13034225 has 6 divisors (see below), whose sum is σ = 16162470. Its totient is φ = 10427360.

The previous prime is 13034201. The next prime is 13034227. The reversal of 13034225 is 52243031.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 303601 + 12730624 = 551^2 + 3568^2 .

It is not a de Polignac number, because 13034225 - 214 = 13017841 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13034197 and 13034206.

It is not an unprimeable number, because it can be changed into a prime (13034227) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 260660 + ... + 260709.

It is an arithmetic number, because the mean of its divisors is an integer number (2693745).

Almost surely, 213034225 is an apocalyptic number.

It is an amenable number.

13034225 is a deficient number, since it is larger than the sum of its proper divisors (3128245).

13034225 is an equidigital number, since it uses as much as digits as its factorization.

13034225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521379 (or 521374 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 13034225 is about 3610.2943093327. The cubic root of 13034225 is about 235.3396326473.

Adding to 13034225 its reverse (52243031), we get a palindrome (65277256).

The spelling of 13034225 in words is "thirteen million, thirty-four thousand, two hundred twenty-five".

Divisors: 1 5 25 521369 2606845 13034225