Base | Representation |
---|---|
bin | 10010001101110… |
… | …100100011111111 |
3 | 210022001202022001 |
4 | 102031310203333 |
5 | 1111214104210 |
6 | 50154203131 |
7 | 10400445106 |
oct | 2215644377 |
9 | 708052261 |
10 | 305613055 |
11 | 147568680 |
12 | 864234a7 |
13 | 4b414937 |
14 | 2c83503d |
15 | 1bc6c03a |
hex | 123748ff |
305613055 has 16 divisors (see below), whose sum is σ = 404901504. Its totient is φ = 219582880.
The previous prime is 305613041. The next prime is 305613059. The reversal of 305613055 is 550316503.
It is a happy number.
It is not a de Polignac number, because 305613055 - 25 = 305613023 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (305613059) 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 15 ways as a sum of consecutive naturals, for example, 28909 + ... + 38038.
It is an arithmetic number, because the mean of its divisors is an integer number (25306344).
Almost surely, 2305613055 is an apocalyptic number.
305613055 is a deficient number, since it is larger than the sum of its proper divisors (99288449).
305613055 is a wasteful number, since it uses less digits than its factorization.
305613055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 67046.
The product of its (nonzero) digits is 6750, while the sum is 28.
The square root of 305613055 is about 17481.7920992100. The cubic root of 305613055 is about 673.5822497065.
Adding to 305613055 its reverse (550316503), we get a palindrome (855929558).
The spelling of 305613055 in words is "three hundred five million, six hundred thirteen thousand, fifty-five".
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