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12313312030003 = 43286356093721
BaseRepresentation
bin1011001100101110101010…
…0101101110110100110011
31121121010210212221022200211
42303023222211232310303
53103220130334430003
642104354002124551
72410415231225065
oct263135245566463
947533725838624
1012313312030003
113a180566a7296
12146a49b350757
136b41a944080a
14307d78ab1735
1516546e11996d
hexb32ea96ed33

12313312030003 has 4 divisors (see below), whose sum is σ = 12599668123768. Its totient is φ = 12026955936240.

The previous prime is 12313312029983. The next prime is 12313312030057. The reversal of 12313312030003 is 30003021331321.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2k-12313312030003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12313312010003) 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, 143178046818 + ... + 143178046903.

It is an arithmetic number, because the mean of its divisors is an integer number (3149917030942).

Almost surely, 212313312030003 is an apocalyptic number.

12313312030003 is a deficient number, since it is larger than the sum of its proper divisors (286356093765).

12313312030003 is an equidigital number, since it uses as much as digits as its factorization.

12313312030003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286356093764.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 12313312030003 its reverse (30003021331321), we get a palindrome (42316333361324).

The spelling of 12313312030003 in words is "twelve trillion, three hundred thirteen billion, three hundred twelve million, thirty thousand, three".

Divisors: 1 43 286356093721 12313312030003