Base | Representation |
---|---|
bin | 1110101011001… |
… | …00111011111001 |
3 | 22120121222002200 |
4 | 13111210323321 |
5 | 223003044300 |
6 | 20114220413 |
7 | 3023206605 |
oct | 725447371 |
9 | 276558080 |
10 | 123096825 |
11 | 63537515 |
12 | 35284709 |
13 | 1c66c677 |
14 | 124c4505 |
15 | ac18200 |
hex | 7564ef9 |
123096825 has 18 divisors (see below), whose sum is σ = 220480494. Its totient is φ = 65651520.
The previous prime is 123096791. The next prime is 123096893. The reversal of 123096825 is 528690321.
It can be written as a sum of positive squares in 3 ways, for example, as 12089529 + 111007296 = 3477^2 + 10536^2 .
It is not a de Polignac number, because 123096825 - 27 = 123096697 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 123096825.
It is an unprimeable number.
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 in 17 ways as a sum of consecutive naturals, for example, 273324 + ... + 273773.
Almost surely, 2123096825 is an apocalyptic number.
123096825 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
123096825 is a deficient number, since it is larger than the sum of its proper divisors (97383669).
123096825 is a wasteful number, since it uses less digits than its factorization.
123096825 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 547113 (or 547105 counting only the distinct ones).
The product of its (nonzero) digits is 25920, while the sum is 36.
The square root of 123096825 is about 11094.9008557986. The cubic root of 123096825 is about 497.4494447925.
The spelling of 123096825 in words is "one hundred twenty-three million, ninety-six thousand, eight hundred twenty-five".
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