Base | Representation |
---|---|
bin | 11110001001010… |
… | …100101101011101 |
3 | 1022020200022010021 |
4 | 132021110231131 |
5 | 2013433314410 |
6 | 122104112141 |
7 | 15350615500 |
oct | 3611245535 |
9 | 1266608107 |
10 | 505760605 |
11 | 23a541479 |
12 | 121465651 |
13 | 80a2113c |
14 | 4b255137 |
15 | 2e604eda |
hex | 1e254b5d |
505760605 has 12 divisors (see below), whose sum is σ = 706000860. Its totient is φ = 346807104.
The previous prime is 505760603. The next prime is 505760617. The reversal of 505760605 is 506067505.
It can be written as a sum of positive squares in 2 ways, for example, as 300640921 + 205119684 = 17339^2 + 14322^2 .
It is not a de Polignac number, because 505760605 - 21 = 505760603 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (505760603) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1031920 + ... + 1032409.
It is an arithmetic number, because the mean of its divisors is an integer number (58833405).
Almost surely, 2505760605 is an apocalyptic number.
It is an amenable number.
505760605 is a deficient number, since it is larger than the sum of its proper divisors (200240255).
505760605 is a wasteful number, since it uses less digits than its factorization.
505760605 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2064348 (or 2064341 counting only the distinct ones).
The product of its (nonzero) digits is 31500, while the sum is 34.
The square root of 505760605 is about 22489.1219259446. The cubic root of 505760605 is about 796.7370244365.
The spelling of 505760605 in words is "five hundred five million, seven hundred sixty thousand, six hundred five".
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