Base | Representation |
---|---|
bin | 10111100000011001… |
… | …01010010110010111 |
3 | 1012120111100112101112 |
4 | 23300030222112113 |
5 | 201321131114443 |
6 | 5444125445235 |
7 | 624505256624 |
oct | 136014522627 |
9 | 35514315345 |
10 | 12619785623 |
11 | 53965a37a5 |
12 | 254241081b |
13 | 126169a093 |
14 | 87a07534b |
15 | 4dcd9ab18 |
hex | 2f032a597 |
12619785623 has 2 divisors, whose sum is σ = 12619785624. Its totient is φ = 12619785622.
The previous prime is 12619785599. The next prime is 12619785637. The reversal of 12619785623 is 32658791621.
It is a happy number.
12619785623 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-12619785623 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12619785643) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6309892811 + 6309892812.
It is an arithmetic number, because the mean of its divisors is an integer number (6309892812).
Almost surely, 212619785623 is an apocalyptic number.
12619785623 is a deficient number, since it is larger than the sum of its proper divisors (1).
12619785623 is an equidigital number, since it uses as much as digits as its factorization.
12619785623 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 1088640, while the sum is 50.
The spelling of 12619785623 in words is "twelve billion, six hundred nineteen million, seven hundred eighty-five thousand, six hundred twenty-three".
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