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13023200117 = 43302865119
BaseRepresentation
bin11000010000011111…
…00100001101110101
31020121121110010001002
430020033210031311
5203132414400432
65552140213045
7640504242314
oct141017441565
936547403032
1013023200117
115583291004
12263553a185
1312c7135895
148b788827b
155134d5e62
hex3083e4375

13023200117 has 4 divisors (see below), whose sum is σ = 13326065280. Its totient is φ = 12720334956.

The previous prime is 13023200111. The next prime is 13023200131. The reversal of 13023200117 is 71100232031.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13023200117 - 24 = 13023200101 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 (13023200111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151432517 + ... + 151432602.

It is an arithmetic number, because the mean of its divisors is an integer number (3331516320).

Almost surely, 213023200117 is an apocalyptic number.

It is an amenable number.

13023200117 is a deficient number, since it is larger than the sum of its proper divisors (302865163).

13023200117 is an equidigital number, since it uses as much as digits as its factorization.

13023200117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302865162.

The product of its (nonzero) digits is 252, while the sum is 20.

Adding to 13023200117 its reverse (71100232031), we get a palindrome (84123432148).

The spelling of 13023200117 in words is "thirteen billion, twenty-three million, two hundred thousand, one hundred seventeen".

Divisors: 1 43 302865119 13023200117