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13032241 = 97134353
BaseRepresentation
bin110001101101…
…101100110001
3220112002212121
4301231230301
511314012431
61143154241
7215525605
oct61555461
926462777
1013032241
1173a1352
124445981
132913ab1
141a33505
151226611
hexc6db31

13032241 has 4 divisors (see below), whose sum is σ = 13166692. Its totient is φ = 12897792.

The previous prime is 13032221. The next prime is 13032277. The reversal of 13032241 is 14223031.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2792241 + 10240000 = 1671^2 + 3200^2 .

It is a cyclic number.

It is not a de Polignac number, because 13032241 - 25 = 13032209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13032221) 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 3 ways as a sum of consecutive naturals, for example, 67080 + ... + 67273.

It is an arithmetic number, because the mean of its divisors is an integer number (3291673).

Almost surely, 213032241 is an apocalyptic number.

It is an amenable number.

13032241 is a deficient number, since it is larger than the sum of its proper divisors (134451).

13032241 is an equidigital number, since it uses as much as digits as its factorization.

13032241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134450.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 13032241 is about 3610.0195290330. The cubic root of 13032241 is about 235.3276913281.

Adding to 13032241 its reverse (14223031), we get a palindrome (27255272).

The spelling of 13032241 in words is "thirteen million, thirty-two thousand, two hundred forty-one".

Divisors: 1 97 134353 13032241