Base | Representation |
---|---|
bin | 11110000110100… |
… | …011001000100001 |
3 | 1022012022100101011 |
4 | 132012203020201 |
5 | 2013242030444 |
6 | 122040340521 |
7 | 15341466100 |
oct | 3606431041 |
9 | 1265270334 |
10 | 505033249 |
11 | 23a094a56 |
12 | 121174741 |
13 | 80828056 |
14 | 4b106037 |
15 | 2e50e734 |
hex | 1e1a3221 |
505033249 has 6 divisors (see below), whose sum is σ = 587487714. Its totient is φ = 432885600.
The previous prime is 505033247. The next prime is 505033253. The reversal of 505033249 is 942330505.
It can be written as a sum of positive squares in only one way, i.e., 287913024 + 217120225 = 16968^2 + 14735^2 .
It is not a de Polignac number, because 505033249 - 21 = 505033247 is a prime.
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 505033249.
It is not an unprimeable number, because it can be changed into a prime (505033247) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5153352 + ... + 5153449.
It is an arithmetic number, because the mean of its divisors is an integer number (97914619).
Almost surely, 2505033249 is an apocalyptic number.
It is an amenable number.
505033249 is a deficient number, since it is larger than the sum of its proper divisors (82454465).
505033249 is a wasteful number, since it uses less digits than its factorization.
505033249 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10306815 (or 10306808 counting only the distinct ones).
The product of its (nonzero) digits is 16200, while the sum is 31.
The square root of 505033249 is about 22472.9448226084. The cubic root of 505033249 is about 796.3549006423.
The spelling of 505033249 in words is "five hundred five million, thirty-three thousand, two hundred forty-nine".
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