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12323132331 = 36373644549
BaseRepresentation
bin10110111101000010…
…00001001110101011
31011210211010222120120
423132201001032223
5200214210213311
65354451254323
7614243616336
oct133641011653
934724128516
1012323132331
1152540a5794
12247abaa3a3
1312150a16a3
1484c8d361d
154c1ced706
hex2de8413ab

12323132331 has 8 divisors (see below), whose sum is σ = 16433446800. Its totient is φ = 8214119712.

The previous prime is 12323132293. The next prime is 12323132333. The reversal of 12323132331 is 13323132321.

12323132331 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 not a de Polignac number, because 12323132331 - 214 = 12323115947 is a prime.

It is a super-2 number, since 2×123231323312 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12323132333) 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 7 ways as a sum of consecutive naturals, for example, 303156 + ... + 341393.

It is an arithmetic number, because the mean of its divisors is an integer number (2054180850).

Almost surely, 212323132331 is an apocalyptic number.

12323132331 is a deficient number, since it is larger than the sum of its proper divisors (4110314469).

12323132331 is an equidigital number, since it uses as much as digits as its factorization.

12323132331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 650925.

The product of its digits is 1944, while the sum is 24.

Adding to 12323132331 its reverse (13323132321), we get a palindrome (25646264652).

The spelling of 12323132331 in words is "twelve billion, three hundred twenty-three million, one hundred thirty-two thousand, three hundred thirty-one".

Divisors: 1 3 6373 19119 644549 1933647 4107710777 12323132331