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13195564223 is a prime number
BaseRepresentation
bin11000100101000010…
…00101010010111111
31021001121210010010212
430102201011102333
5204011031023343
610021214423035
7644666305502
oct142241052277
937047703125
1013195564223
115661608786
122683201a7b
131323a64c8a
148d2715139
155236d1c18
hex3128454bf

13195564223 has 2 divisors, whose sum is σ = 13195564224. Its totient is φ = 13195564222.

The previous prime is 13195564199. The next prime is 13195564247. The reversal of 13195564223 is 32246559131.

It is a balanced prime because it is at equal distance from previous prime (13195564199) and next prime (13195564247).

It is a cyclic number.

It is not a de Polignac number, because 13195564223 - 28 = 13195563967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13195564273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6597782111 + 6597782112.

It is an arithmetic number, because the mean of its divisors is an integer number (6597782112).

Almost surely, 213195564223 is an apocalyptic number.

13195564223 is a deficient number, since it is larger than the sum of its proper divisors (1).

13195564223 is an equidigital number, since it uses as much as digits as its factorization.

13195564223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 194400, while the sum is 41.

The spelling of 13195564223 in words is "thirteen billion, one hundred ninety-five million, five hundred sixty-four thousand, two hundred twenty-three".