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13220312159 is a prime number
BaseRepresentation
bin11000100111111110…
…11111010001011111
31021010100100102221002
430103333133101133
5204033344442114
610023501100515
7645416541065
oct142377372137
937110312832
1013220312159
11567458121a
12268b55773b
131328c1b522
148d5b18035
1552596e7de
hex313fdf45f

13220312159 has 2 divisors, whose sum is σ = 13220312160. Its totient is φ = 13220312158.

The previous prime is 13220312129. The next prime is 13220312167. The reversal of 13220312159 is 95121302231.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13220312159 - 28 = 13220311903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13220312129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6610156079 + 6610156080.

It is an arithmetic number, because the mean of its divisors is an integer number (6610156080).

Almost surely, 213220312159 is an apocalyptic number.

13220312159 is a deficient number, since it is larger than the sum of its proper divisors (1).

13220312159 is an equidigital number, since it uses as much as digits as its factorization.

13220312159 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 29.

The spelling of 13220312159 in words is "thirteen billion, two hundred twenty million, three hundred twelve thousand, one hundred fifty-nine".