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13112362390 = 251311236239
BaseRepresentation
bin11000011011000111…
…01100010110010110
31020211211020000200111
430031203230112112
5203323231044030
610005043233234
7642636145531
oct141543542626
936754200614
1013112362390
11561964aa36
12265b37881a
13130c75341a
148c5657a18
1551b24962a
hex30d8ec596

13112362390 has 8 divisors (see below), whose sum is σ = 23602252320. Its totient is φ = 5244944952.

The previous prime is 13112362381. The next prime is 13112362391. The reversal of 13112362390 is 9326321131.

13112362390 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13112362391) 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, 655618110 + ... + 655618129.

It is an arithmetic number, because the mean of its divisors is an integer number (2950281540).

Almost surely, 213112362390 is an apocalyptic number.

13112362390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13112362390 is a deficient number, since it is larger than the sum of its proper divisors (10489889930).

13112362390 is a wasteful number, since it uses less digits than its factorization.

13112362390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1311236246.

The product of its (nonzero) digits is 5832, while the sum is 31.

The spelling of 13112362390 in words is "thirteen billion, one hundred twelve million, three hundred sixty-two thousand, three hundred ninety".

Divisors: 1 2 5 10 1311236239 2622472478 6556181195 13112362390