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313312133044441 = 919340927239439
BaseRepresentation
bin100011100111101001010101…
…0011001001101100011011001
31112002100100101020211122220001
41013033102222121031203121
5312031301222024410231
63030205335031133001
7122665024506401416
oct10717225231154331
91462310336748801
10313312133044441
1190915a25089373
122b181ba7514161
13105a9290796a6b
14575256113110d
152634e7a955b61
hex11cf4aa64d8d9

313312133044441 has 4 divisors (see below), whose sum is σ = 313653060284800. Its totient is φ = 312971205804084.

The previous prime is 313312133044439. The next prime is 313312133044447. The reversal of 313312133044441 is 144440331213313.

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 313312133044441 - 21 = 313312133044439 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 313312133044441.

It is not an unprimeable number, because it can be changed into a prime (313312133044447) 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, 170463618801 + ... + 170463620638.

It is an arithmetic number, because the mean of its divisors is an integer number (78413265071200).

Almost surely, 2313312133044441 is an apocalyptic number.

It is an amenable number.

313312133044441 is a deficient number, since it is larger than the sum of its proper divisors (340927240359).

313312133044441 is an equidigital number, since it uses as much as digits as its factorization.

313312133044441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340927240358.

The product of its (nonzero) digits is 124416, while the sum is 37.

Adding to 313312133044441 its reverse (144440331213313), we get a palindrome (457752464257754).

The spelling of 313312133044441 in words is "three hundred thirteen trillion, three hundred twelve billion, one hundred thirty-three million, forty-four thousand, four hundred forty-one".

Divisors: 1 919 340927239439 313312133044441