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12304305044 = 2215671196291
BaseRepresentation
bin10110111010110010…
…01100101110010100
31011202111201110101122
423131121030232110
5200144400230134
65352535543112
7613624603313
oct133531145624
934674643348
1012304305044
115244506549
12247482aa98
13121120bc95
1484a1d227a
154c033002e
hex2dd64cb94

12304305044 has 12 divisors (see below), whose sum is σ = 21534017568. Its totient is φ = 6151728600.

The previous prime is 12304305043. The next prime is 12304305061. The reversal of 12304305044 is 44050340321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12304305043) 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, 35462 + ... + 160829.

It is an arithmetic number, because the mean of its divisors is an integer number (1794501464).

Almost surely, 212304305044 is an apocalyptic number.

It is an amenable number.

12304305044 is a deficient number, since it is larger than the sum of its proper divisors (9229712524).

12304305044 is a wasteful number, since it uses less digits than its factorization.

12304305044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211966 (or 211964 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

Adding to 12304305044 its reverse (44050340321), we get a palindrome (56354645365).

The spelling of 12304305044 in words is "twelve billion, three hundred four million, three hundred five thousand, forty-four".

Divisors: 1 2 4 15671 31342 62684 196291 392582 785164 3076076261 6152152522 12304305044