Base | Representation |
---|---|
bin | 10011100010000111111001 |
3 | 100122011000100 |
4 | 103202013321 |
5 | 2302324010 |
6 | 301430013 |
7 | 61344405 |
oct | 23420771 |
9 | 10564010 |
10 | 5120505 |
11 | 2988125 |
12 | 186b309 |
13 | 10a38b0 |
14 | 974105 |
15 | 6b22c0 |
hex | 4e21f9 |
5120505 has 24 divisors (see below), whose sum is σ = 9559368. Its totient is φ = 2520576.
The previous prime is 5120503. The next prime is 5120537. The reversal of 5120505 is 5050215.
5120505 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 558009 + 4562496 = 747^2 + 2136^2 .
It is not a de Polignac number, because 5120505 - 21 = 5120503 is a prime.
It is not an unprimeable number, because it can be changed into a prime (5120503) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3792 + ... + 4961.
It is an arithmetic number, because the mean of its divisors is an integer number (398307).
Almost surely, 25120505 is an apocalyptic number.
It is an amenable number.
5120505 is a deficient number, since it is larger than the sum of its proper divisors (4438863).
5120505 is a wasteful number, since it uses less digits than its factorization.
5120505 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8777 (or 8774 counting only the distinct ones).
The product of its (nonzero) digits is 250, while the sum is 18.
The square root of 5120505 is about 2262.8532873344. The cubic root of 5120505 is about 172.3604416283.
It can be divided in two parts, 5120 and 505, that added together give a square (5625 = 752).
The spelling of 5120505 in words is "five million, one hundred twenty thousand, five hundred five".
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