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12352250424 = 2332831818647
BaseRepresentation
bin10111000000100000…
…00110001000111000
31011212211221100002110
423200100012020320
5200244134003144
65401411332320
7615046252623
oct134020061070
934784840073
1012352250424
115269583628
1224888b10a0
13121b128127
14852712dba
154c46510b9
hex2e0406238

12352250424 has 32 divisors (see below), whose sum is σ = 30989761920. Its totient is φ = 4102865376.

The previous prime is 12352250413. The next prime is 12352250431. The reversal of 12352250424 is 42405225321.

It is a junction number, because it is equal to n+sod(n) for n = 12352250391 and 12352250400.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 902532 + ... + 916115.

It is an arithmetic number, because the mean of its divisors is an integer number (968430060).

Almost surely, 212352250424 is an apocalyptic number.

It is an amenable number.

12352250424 is an abundant number, since it is smaller than the sum of its proper divisors (18637511496).

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

12352250424 is a wasteful number, since it uses less digits than its factorization.

12352250424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1818939 (or 1818935 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 12352250424 its reverse (42405225321), we get a palindrome (54757475745).

The spelling of 12352250424 in words is "twelve billion, three hundred fifty-two million, two hundred fifty thousand, four hundred twenty-four".

Divisors: 1 2 3 4 6 8 12 24 283 566 849 1132 1698 2264 3396 6792 1818647 3637294 5455941 7274588 10911882 14549176 21823764 43647528 514677101 1029354202 1544031303 2058708404 3088062606 4117416808 6176125212 12352250424