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13191352297 = 61792737363
BaseRepresentation
bin11000100100100010…
…00000111111101001
31021001022212010110121
430102101000333221
5204003441233142
610020544243241
7644615434024
oct142221007751
937038763417
1013191352297
11565a1a1252
122681910521
131322c1bb06
148d1d3a1bb
1552314dc67
hex312440fe9

13191352297 has 8 divisors (see below), whose sum is σ = 13577325440. Its totient is φ = 12810854160.

The previous prime is 13191352289. The next prime is 13191352301. The reversal of 13191352297 is 79225319131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13191352297 - 23 = 13191352289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13191352247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1363863 + ... + 1373500.

It is an arithmetic number, because the mean of its divisors is an integer number (1697165680).

Almost surely, 213191352297 is an apocalyptic number.

It is an amenable number.

13191352297 is a deficient number, since it is larger than the sum of its proper divisors (385973143).

13191352297 is an equidigital number, since it uses as much as digits as its factorization.

13191352297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2737503.

The product of its digits is 102060, while the sum is 43.

The spelling of 13191352297 in words is "thirteen billion, one hundred ninety-one million, three hundred fifty-two thousand, two hundred ninety-seven".

Divisors: 1 61 79 4819 2737363 166979143 216251677 13191352297