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12417996317 = 13989338103
BaseRepresentation
bin10111001000010101…
…11001011000011101
31012001102122120111112
423210022321120131
5200413001340232
65412120431405
7616505140616
oct134412713035
935042576445
1012417996317
1152a26a9481
1224a6918565
13122b93751c
1485b348c0d
154ca2db4b2
hex2e42b961d

12417996317 has 4 divisors (see below), whose sum is σ = 12507334560. Its totient is φ = 12328658076.

The previous prime is 12417996287. The next prime is 12417996427. The reversal of 12417996317 is 71369971421.

12417996317 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 12417996317 - 212 = 12417992221 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 (12417998317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44668913 + ... + 44669190.

It is an arithmetic number, because the mean of its divisors is an integer number (3126833640).

Almost surely, 212417996317 is an apocalyptic number.

It is an amenable number.

12417996317 is a deficient number, since it is larger than the sum of its proper divisors (89338243).

12417996317 is an equidigital number, since it uses as much as digits as its factorization.

12417996317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89338242.

The product of its digits is 571536, while the sum is 50.

The spelling of 12417996317 in words is "twelve billion, four hundred seventeen million, nine hundred ninety-six thousand, three hundred seventeen".

Divisors: 1 139 89338103 12417996317