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13201311204 = 22331972332663
BaseRepresentation
bin11000100101101110…
…00000010111100100
31021002000121002112000
430102313000113210
5204014013424304
610021541525300
7645066202524
oct142267002744
937060532460
1013201311204
115664883554
122685113830
131324cc7a63
148d33ad684
15523e69939
hex312dc05e4

13201311204 has 96 divisors (see below), whose sum is σ = 34559965440. Its totient is φ = 4357672704.

The previous prime is 13201311199. The next prime is 13201311229. The reversal of 13201311204 is 40211310231.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4955977 + ... + 4958639.

It is an arithmetic number, because the mean of its divisors is an integer number (359999640).

Almost surely, 213201311204 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13201311204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17279982720).

13201311204 is an abundant number, since it is smaller than the sum of its proper divisors (21358654236).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13201311204 is a wasteful number, since it uses less digits than its factorization.

13201311204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3106 (or 3098 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 13201311204 its reverse (40211310231), we get a palindrome (53412621435).

The spelling of 13201311204 in words is "thirteen billion, two hundred one million, three hundred eleven thousand, two hundred four".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 108 197 233 394 466 591 699 788 932 1182 1398 1773 2097 2364 2663 2796 3546 4194 5319 5326 6291 7092 7989 8388 10638 10652 12582 15978 21276 23967 25164 31956 45901 47934 71901 91802 95868 137703 143802 183604 275406 287604 413109 524611 550812 620479 826218 1049222 1239327 1240958 1573833 1652436 1861437 2098444 2478654 2481916 3147666 3722874 4721499 4957308 5584311 6295332 7445748 9442998 11168622 14164497 16752933 18885996 22337244 28328994 33505866 56657988 67011732 122234363 244468726 366703089 488937452 733406178 1100109267 1466812356 2200218534 3300327801 4400437068 6600655602 13201311204