Base | Representation |
---|---|
bin | 1000111000000110110… |
… | …11001001001100101001 |
3 | 1002011020222112201002021 |
4 | 10130003123021030221 |
5 | 14444120013001400 |
6 | 352040511104441 |
7 | 31015121201035 |
oct | 4340333111451 |
9 | 1064228481067 |
10 | 305000125225 |
11 | 10839368a3a4 |
12 | 4b13bb12121 |
13 | 229b8a024a3 |
14 | 10a952371c5 |
15 | 7e0163c71a |
hex | 47036c9329 |
305000125225 has 12 divisors (see below), whose sum is σ = 383844935824. Its totient is φ = 240358306320.
The previous prime is 305000125223. The next prime is 305000125231. The reversal of 305000125225 is 522521000503.
It is a happy number.
It is not a de Polignac number, because 305000125225 - 21 = 305000125223 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 305000125225.
It is not an unprimeable number, because it can be changed into a prime (305000125223) 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 in 11 ways as a sum of consecutive naturals, for example, 91043139 + ... + 91046488.
Almost surely, 2305000125225 is an apocalyptic number.
It is an amenable number.
305000125225 is a deficient number, since it is larger than the sum of its proper divisors (78844810599).
305000125225 is a wasteful number, since it uses less digits than its factorization.
305000125225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 182089704 (or 182089699 counting only the distinct ones).
The product of its (nonzero) digits is 3000, while the sum is 25.
Adding to 305000125225 its reverse (522521000503), we get a palindrome (827521125728).
The spelling of 305000125225 in words is "three hundred five billion, one hundred twenty-five thousand, two hundred twenty-five".
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