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12303230003 = 67579182057
BaseRepresentation
bin10110111010101010…
…00110010000110011
31011202102200211201022
423131111012100303
5200144111330003
65352500530055
7613612505141
oct133525062063
934672624638
1012303230003
115243941889
1224743b092b
131210c2386c
14849dd2591
154c01bb738
hex2dd546433

12303230003 has 4 divisors (see below), whose sum is σ = 12303479640. Its totient is φ = 12302980368.

The previous prime is 12303229963. The next prime is 12303230011. The reversal of 12303230003 is 30003230321.

12303230003 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.

It is a cyclic number.

It is not a de Polignac number, because 12303230003 - 28 = 12303229747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12303290003) 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, 23450 + ... + 158607.

It is an arithmetic number, because the mean of its divisors is an integer number (3075869910).

Almost surely, 212303230003 is an apocalyptic number.

12303230003 is a deficient number, since it is larger than the sum of its proper divisors (249637).

12303230003 is an equidigital number, since it uses as much as digits as its factorization.

12303230003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249636.

The product of its (nonzero) digits is 324, while the sum is 17.

Adding to 12303230003 its reverse (30003230321), we get a palindrome (42306460324).

The spelling of 12303230003 in words is "twelve billion, three hundred three million, two hundred thirty thousand, three".

Divisors: 1 67579 182057 12303230003