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12308049526 = 257411071943
BaseRepresentation
bin10110111011001110…
…11110111001110110
31011202202202200212011
423131213132321312
5200201330041101
65353152114434
7614001460213
oct133547367166
934682680764
1012308049526
115246633863
122475b35a1a
131211c20456
1484a8c8b0a
154c081e751
hex2dd9dee76

12308049526 has 8 divisors (see below), whose sum is σ = 18465307344. Its totient is φ = 6152947080.

The previous prime is 12308049511. The next prime is 12308049527. The reversal of 12308049526 is 62594080321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12308049527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 524490 + ... + 547453.

It is an arithmetic number, because the mean of its divisors is an integer number (2308163418).

Almost surely, 212308049526 is an apocalyptic number.

12308049526 is a deficient number, since it is larger than the sum of its proper divisors (6157257818).

12308049526 is a wasteful number, since it uses less digits than its factorization.

12308049526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1077686.

The product of its (nonzero) digits is 103680, while the sum is 40.

The spelling of 12308049526 in words is "twelve billion, three hundred eight million, forty-nine thousand, five hundred twenty-six".

Divisors: 1 2 5741 11482 1071943 2143886 6154024763 12308049526