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12404434204 = 224765981033
BaseRepresentation
bin10111000110101110…
…01010010100011100
31012000111010112210001
423203113022110130
5200401013343304
65410514024044
7616251644131
oct134327122434
935014115701
1012404434204
115295a86018
1224a2278024
131228b994c6
14859618588
154c900cda4
hex2e35ca51c

12404434204 has 12 divisors (see below), whose sum is σ = 22169627424. Its totient is φ = 6070254944.

The previous prime is 12404434199. The next prime is 12404434213. The reversal of 12404434204 is 40243440421.

12404434204 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×124044342042 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 32990329 + ... + 32990704.

It is an arithmetic number, because the mean of its divisors is an integer number (1847468952).

Almost surely, 212404434204 is an apocalyptic number.

It is an amenable number.

12404434204 is a deficient number, since it is larger than the sum of its proper divisors (9765193220).

12404434204 is a wasteful number, since it uses less digits than its factorization.

12404434204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65981084 (or 65981082 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 12404434204 its reverse (40243440421), we get a palindrome (52647874625).

The spelling of 12404434204 in words is "twelve billion, four hundred four million, four hundred thirty-four thousand, two hundred four".

Divisors: 1 2 4 47 94 188 65981033 131962066 263924132 3101108551 6202217102 12404434204