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12211012304 = 24799660611
BaseRepresentation
bin10110101111101010…
…10100001011010000
31011112000011200210222
423113311110023100
5200002004343204
65335404212212
7611412614651
oct132765241320
934460150728
1012211012304
1151a6886307
12244953a068
1311c7aa638a
1483ba69528
154b7052abe
hex2d7d542d0

12211012304 has 20 divisors (see below), whose sum is σ = 23958317760. Its totient is φ = 6028220640.

The previous prime is 12211012301. The next prime is 12211012337. The reversal of 12211012304 is 40321011221.

12211012304 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12211012301) 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, 4829042 + ... + 4831569.

It is an arithmetic number, because the mean of its divisors is an integer number (1197915888).

Almost surely, 212211012304 is an apocalyptic number.

It is an amenable number.

12211012304 is a deficient number, since it is larger than the sum of its proper divisors (11747305456).

12211012304 is an equidigital number, since it uses as much as digits as its factorization.

12211012304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9660698 (or 9660692 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 12211012304 its reverse (40321011221), we get a palindrome (52532023525).

The spelling of 12211012304 in words is "twelve billion, two hundred eleven million, twelve thousand, three hundred four".

Divisors: 1 2 4 8 16 79 158 316 632 1264 9660611 19321222 38642444 77284888 154569776 763188269 1526376538 3052753076 6105506152 12211012304