Base | Representation |
---|---|
bin | 10111101111111011… |
… | …10111100011010001 |
3 | 1012220120121110202200 |
4 | 23313331313203101 |
5 | 202103013002030 |
6 | 5505103233413 |
7 | 630650163603 |
oct | 136775674321 |
9 | 35816543680 |
10 | 12750125265 |
11 | 5453127909 |
12 | 2579ba8869 |
13 | 12826a4327 |
14 | 88d4c3173 |
15 | 4e9544d60 |
hex | 2f7f778d1 |
12750125265 has 24 divisors (see below), whose sum is σ = 22639250088. Its totient is φ = 6634210560.
The previous prime is 12750125251. The next prime is 12750125291. The reversal of 12750125265 is 56252105721.
12750125265 is a `hidden beast` number, since 1 + 275 + 0 + 125 + 265 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 909203409 + 11840921856 = 30153^2 + 108816^2 .
It is not a de Polignac number, because 12750125265 - 29 = 12750124753 is a prime.
It is an unprimeable number.
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 23 ways as a sum of consecutive naturals, for example, 3453474 + ... + 3457163.
It is an arithmetic number, because the mean of its divisors is an integer number (943302087).
Almost surely, 212750125265 is an apocalyptic number.
12750125265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
12750125265 is a deficient number, since it is larger than the sum of its proper divisors (9889124823).
12750125265 is a wasteful number, since it uses less digits than its factorization.
12750125265 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6910689 (or 6910686 counting only the distinct ones).
The product of its (nonzero) digits is 42000, while the sum is 36.
The spelling of 12750125265 in words is "twelve billion, seven hundred fifty million, one hundred twenty-five thousand, two hundred sixty-five".
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