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11710269797 = 18329638893
BaseRepresentation
bin10101110011111110…
…01000100101100101
31010020002221100020012
422321333020211211
5142440312113142
65213555420005
7563122436162
oct127177104545
933202840205
1011710269797
114a6a162026
1223298b4605
131148121335
147d135d069
154880de882
hex2b9fc8965

11710269797 has 4 divisors (see below), whose sum is σ = 11710927020. Its totient is φ = 11709612576.

The previous prime is 11710269773. The next prime is 11710269821. The reversal of 11710269797 is 79796201711.

It is a Cunningham number, because it is equal to 1082142+1.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 79796201711 = 186742740333.

It is an interprime number because it is at equal distance from previous prime (11710269773) and next prime (11710269821).

It can be written as a sum of positive squares in 2 ways, for example, as 5819553796 + 5890716001 = 76286^2 + 76751^2 .

It is a cyclic number.

It is not a de Polignac number, because 11710269797 - 26 = 11710269733 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11710269997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 301118 + ... + 337775.

It is an arithmetic number, because the mean of its divisors is an integer number (2927731755).

Almost surely, 211710269797 is an apocalyptic number.

It is an amenable number.

11710269797 is a deficient number, since it is larger than the sum of its proper divisors (657223).

11710269797 is an equidigital number, since it uses as much as digits as its factorization.

11710269797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657222.

The product of its (nonzero) digits is 333396, while the sum is 50.

The spelling of 11710269797 in words is "eleven billion, seven hundred ten million, two hundred sixty-nine thousand, seven hundred ninety-seven".

Divisors: 1 18329 638893 11710269797