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12005292048 = 243541462311
BaseRepresentation
bin10110010111001001…
…00011100000010000
31010222200002000200020
423023210203200100
5144041323321143
65303135023440
7603334204311
oct131344434020
933880060606
1012005292048
115100746672
1223b066ab80
131194298509
1481c5d8608
154a3e68883
hex2cb923810

12005292048 has 40 divisors (see below), whose sum is σ = 31071064896. Its totient is φ = 3994358400.

The previous prime is 12005292043. The next prime is 12005292073. The reversal of 12005292048 is 84029250021.

It is not an unprimeable number, because it can be changed into a prime (12005292043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 205188 + ... + 257123.

Almost surely, 212005292048 is an apocalyptic number.

It is an amenable number.

12005292048 is an abundant number, since it is smaller than the sum of its proper divisors (19065772848).

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

12005292048 is a wasteful number, since it uses less digits than its factorization.

12005292048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462863 (or 462857 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 33.

The spelling of 12005292048 in words is "twelve billion, five million, two hundred ninety-two thousand, forty-eight".

Divisors: 1 2 3 4 6 8 12 16 24 48 541 1082 1623 2164 3246 4328 6492 8656 12984 25968 462311 924622 1386933 1849244 2773866 3698488 5547732 7396976 11095464 22190928 250110251 500220502 750330753 1000441004 1500661506 2000882008 3001323012 4001764016 6002646024 12005292048