Base | Representation |
---|---|
bin | 1101011001011… |
… | …1100111101101 |
3 | 10220202000211020 |
4 | 3112113213231 |
5 | 103341224230 |
6 | 5324244353 |
7 | 1251440316 |
oct | 326274755 |
9 | 126660736 |
10 | 56195565 |
11 | 297a2618 |
12 | 169a06b9 |
13 | b84741a |
14 | 766b60d |
15 | 4e00810 |
hex | 35979ed |
56195565 has 16 divisors (see below), whose sum is σ = 90998208. Its totient is φ = 29609216.
The previous prime is 56195519. The next prime is 56195569. The reversal of 56195565 is 56559165.
It is a cyclic number.
It is not a de Polignac number, because 56195565 - 28 = 56195309 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (56195569) 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, 21324 + ... + 23813.
It is an arithmetic number, because the mean of its divisors is an integer number (5687388).
Almost surely, 256195565 is an apocalyptic number.
It is an amenable number.
56195565 is a deficient number, since it is larger than the sum of its proper divisors (34802643).
56195565 is a wasteful number, since it uses less digits than its factorization.
56195565 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45228.
The product of its digits is 202500, while the sum is 42.
The square root of 56195565 is about 7496.3701215989. The cubic root of 56195565 is about 383.0310791087.
The spelling of 56195565 in words is "fifty-six million, one hundred ninety-five thousand, five hundred sixty-five".
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