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12330312323 = 72251639027
BaseRepresentation
bin10110111101111000…
…11010001010000011
31011211022122202200012
423132330122022003
5200223024443243
65355305215135
7614361632300
oct133674321203
934738582605
1012330312323
11525815a16a
1224814914ab
1312167167c4
1484d8420a7
154c276ad18
hex2def1a283

12330312323 has 6 divisors (see below), whose sum is σ = 14343424596. Its totient is φ = 10568839092.

The previous prime is 12330312311. The next prime is 12330312383. The reversal of 12330312323 is 32321303321.

It is not a de Polignac number, because 12330312323 - 216 = 12330246787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12330312383) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 125819465 + ... + 125819562.

It is an arithmetic number, because the mean of its divisors is an integer number (2390570766).

Almost surely, 212330312323 is an apocalyptic number.

12330312323 is a deficient number, since it is larger than the sum of its proper divisors (2013112273).

12330312323 is an equidigital number, since it uses as much as digits as its factorization.

12330312323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251639041 (or 251639034 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 12330312323 its reverse (32321303321), we get a palindrome (44651615644).

The spelling of 12330312323 in words is "twelve billion, three hundred thirty million, three hundred twelve thousand, three hundred twenty-three".

Divisors: 1 7 49 251639027 1761473189 12330312323