Base | Representation |
---|---|
bin | 10110111101101011… |
… | …10001011001100111 |
3 | 1011211012101101010000 |
4 | 23132311301121213 |
5 | 200222103310034 |
6 | 5355204032343 |
7 | 614341065054 |
oct | 133665613147 |
9 | 34735341100 |
10 | 12328572519 |
11 | 525718100a |
12 | 24809926b3 |
13 | 1216257933 |
14 | 84d50c02b |
15 | 4c2525599 |
hex | 2ded71667 |
12328572519 has 20 divisors (see below), whose sum is σ = 18454324680. Its totient is φ = 8202282480.
The previous prime is 12328572511. The next prime is 12328572547. The reversal of 12328572519 is 91527582321.
12328572519 is a `hidden beast` number, since 1 + 2 + 3 + 28 + 572 + 51 + 9 = 666.
It is not a de Polignac number, because 12328572519 - 23 = 12328572511 is a prime.
It is a super-2 number, since 2×123285725192 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12328572511) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 115224 + ... + 194765.
It is an arithmetic number, because the mean of its divisors is an integer number (922716234).
Almost surely, 212328572519 is an apocalyptic number.
12328572519 is a deficient number, since it is larger than the sum of its proper divisors (6125752161).
12328572519 is an equidigital number, since it uses as much as digits as its factorization.
12328572519 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 310492 (or 310483 counting only the distinct ones).
The product of its digits is 302400, while the sum is 45.
The spelling of 12328572519 in words is "twelve billion, three hundred twenty-eight million, five hundred seventy-two thousand, five hundred nineteen".
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