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13017293 is a prime number
BaseRepresentation
bin110001101010…
…000011001101
3220111100100222
4301222003031
511313023133
61143001125
7215434202
oct61520315
926440328
1013017293
1173910a3
1244391a5
13290a053
141a2bca9
151221e98
hexc6a0cd

13017293 has 2 divisors, whose sum is σ = 13017294. Its totient is φ = 13017292.

The previous prime is 13017289. The next prime is 13017313. The reversal of 13017293 is 39271031.

13017293 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12517444 + 499849 = 3538^2 + 707^2 .

It is a cyclic number.

It is not a de Polignac number, because 13017293 - 22 = 13017289 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13017283) by changing a digit.

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 as a sum of consecutive naturals, namely, 6508646 + 6508647.

It is an arithmetic number, because the mean of its divisors is an integer number (6508647).

Almost surely, 213017293 is an apocalyptic number.

It is an amenable number.

13017293 is a deficient number, since it is larger than the sum of its proper divisors (1).

13017293 is an equidigital number, since it uses as much as digits as its factorization.

13017293 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1134, while the sum is 26.

The square root of 13017293 is about 3607.9485861082. The cubic root of 13017293 is about 235.2376831677.

The spelling of 13017293 in words is "thirteen million, seventeen thousand, two hundred ninety-three".