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12204303213 = 317239300063
BaseRepresentation
bin10110101110110111…
…01110001101101101
31011111112112211200010
423113123232031231
5144443300200323
65335004323433
7611301602634
oct132733561555
934445484603
1012204303213
1151a3013703
122447243579
1311c65976bb
1483ac0051b
154b6679c93
hex2d76ee36d

12204303213 has 8 divisors (see below), whose sum is σ = 17229604608. Its totient is φ = 7657601984.

The previous prime is 12204303203. The next prime is 12204303227. The reversal of 12204303213 is 31230340221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12204303213 - 26 = 12204303149 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 12204303213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12204303203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119649981 + ... + 119650082.

It is an arithmetic number, because the mean of its divisors is an integer number (2153700576).

Almost surely, 212204303213 is an apocalyptic number.

It is an amenable number.

12204303213 is a deficient number, since it is larger than the sum of its proper divisors (5025301395).

12204303213 is a wasteful number, since it uses less digits than its factorization.

12204303213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239300083.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 12204303213 its reverse (31230340221), we get a palindrome (43434643434).

The spelling of 12204303213 in words is "twelve billion, two hundred four million, three hundred three thousand, two hundred thirteen".

Divisors: 1 3 17 51 239300063 717900189 4068101071 12204303213