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12328793321 = 1319148133703
BaseRepresentation
bin10110111101101101…
…00111010011101001
31011211012210120222212
423132312213103221
5200222132341241
65355212454505
7614343004565
oct133666472351
934735716885
1012328793321
115257311999
122480a7a435
1312163042a0
1484d5686a5
154c256abeb
hex2deda74e9

12328793321 has 16 divisors (see below), whose sum is σ = 13985811840. Its totient is φ = 10773855360.

The previous prime is 12328793311. The next prime is 12328793353. The reversal of 12328793321 is 12339782321.

It is a cyclic number.

It is not a de Polignac number, because 12328793321 - 210 = 12328792297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12328793311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 348956 + ... + 382658.

It is an arithmetic number, because the mean of its divisors is an integer number (874113240).

Almost surely, 212328793321 is an apocalyptic number.

It is an amenable number.

12328793321 is a deficient number, since it is larger than the sum of its proper divisors (1657018519).

12328793321 is a wasteful number, since it uses less digits than its factorization.

12328793321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35216.

The product of its digits is 108864, while the sum is 41.

The spelling of 12328793321 in words is "twelve billion, three hundred twenty-eight million, seven hundred ninety-three thousand, three hundred twenty-one".

Divisors: 1 13 19 247 1481 19253 28139 33703 365807 438139 640357 8324641 49914143 648883859 948368717 12328793321