Base | Representation |
---|---|
bin | 10010001011100… |
… | …000000111111101 |
3 | 210020220212021110 |
4 | 102023200013331 |
5 | 1111040130203 |
6 | 50133152233 |
7 | 10362333363 |
oct | 2213400775 |
9 | 706825243 |
10 | 305005053 |
11 | 1471928a1 |
12 | 8618b679 |
13 | 4b260c82 |
14 | 2c717633 |
15 | 1bb9bd03 |
hex | 122e01fd |
305005053 has 16 divisors (see below), whose sum is σ = 409907520. Its totient is φ = 201726336.
The previous prime is 305005033. The next prime is 305005067. The reversal of 305005053 is 350500503.
It is not a de Polignac number, because 305005053 - 226 = 237896189 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (305005003) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 335826 + ... + 336732.
It is an arithmetic number, because the mean of its divisors is an integer number (25619220).
Almost surely, 2305005053 is an apocalyptic number.
It is an amenable number.
305005053 is a deficient number, since it is larger than the sum of its proper divisors (104902467).
305005053 is a wasteful number, since it uses less digits than its factorization.
305005053 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1676.
The product of its (nonzero) digits is 1125, while the sum is 21.
The square root of 305005053 is about 17464.3938629430. The cubic root of 305005053 is about 673.1352670106.
Adding to 305005053 its reverse (350500503), we get a palindrome (655505556).
It can be divided in two parts, 30500 and 5053, that added together give a palindrome (35553).
The spelling of 305005053 in words is "three hundred five million, five thousand, fifty-three".
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