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12051150204 = 2231079385631
BaseRepresentation
bin10110011100100110…
…11111010101111100
31011002212100212020110
423032103133111330
5144140043301304
65311453550020
7604432041462
oct131623372574
934085325213
1012051150204
115124618575
122403aa5310
1311a0933612
14824734832
154a7ec6289
hex2ce4df57c

12051150204 has 24 divisors (see below), whose sum is σ = 28382151168. Its totient is φ = 3979507120.

The previous prime is 12051150193. The next prime is 12051150253. The reversal of 12051150204 is 40205115021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4691532 + ... + 4694099.

It is an arithmetic number, because the mean of its divisors is an integer number (1182589632).

Almost surely, 212051150204 is an apocalyptic number.

It is an amenable number.

12051150204 is an abundant number, since it is smaller than the sum of its proper divisors (16331000964).

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

12051150204 is a wasteful number, since it uses less digits than its factorization.

12051150204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9385745 (or 9385743 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 21.

Adding to 12051150204 its reverse (40205115021), we get a palindrome (52256265225).

The spelling of 12051150204 in words is "twelve billion, fifty-one million, one hundred fifty thousand, two hundred four".

Divisors: 1 2 3 4 6 12 107 214 321 428 642 1284 9385631 18771262 28156893 37542524 56313786 112627572 1004262517 2008525034 3012787551 4017050068 6025575102 12051150204