Search a number
-
+
12330324401 = 57721369713
BaseRepresentation
bin10110111101111000…
…11101000110110001
31011211022200101020112
423132330131012301
5200223030340101
65355305351105
7614362012433
oct133674350661
934738611215
1012330324401
11525816824a
122481498495
13121671c155
1484d846653
154c276e6bb
hex2def1d1b1

12330324401 has 4 divisors (see below), whose sum is σ = 12351694692. Its totient is φ = 12308954112.

The previous prime is 12330324373. The next prime is 12330324421. The reversal of 12330324401 is 10442303321.

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

It can be written as a sum of positive squares in 2 ways, for example, as 11358443776 + 971880625 = 106576^2 + 31175^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12330324401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12330324421) 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, 10684280 + ... + 10685433.

It is an arithmetic number, because the mean of its divisors is an integer number (3087923673).

Almost surely, 212330324401 is an apocalyptic number.

It is an amenable number.

12330324401 is a deficient number, since it is larger than the sum of its proper divisors (21370291).

12330324401 is an equidigital number, since it uses as much as digits as its factorization.

12330324401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21370290.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 12330324401 its reverse (10442303321), we get a palindrome (22772627722).

The spelling of 12330324401 in words is "twelve billion, three hundred thirty million, three hundred twenty-four thousand, four hundred one".

Divisors: 1 577 21369713 12330324401