Base | Representation |
---|---|
bin | 1100011111101… |
… | …0000001010001 |
3 | 10122121102012012 |
4 | 3013322001101 |
5 | 101403414210 |
6 | 5111112305 |
7 | 1204300142 |
oct | 307720121 |
9 | 118542165 |
10 | 52404305 |
11 | 27643148 |
12 | 15672695 |
13 | ab1a885 |
14 | 6d61ac9 |
15 | 4902305 |
hex | 31fa051 |
52404305 has 8 divisors (see below), whose sum is σ = 65053800. Its totient is φ = 40477696.
The previous prime is 52404277. The next prime is 52404311. The reversal of 52404305 is 50340425.
It can be written as a sum of positive squares in 4 ways, for example, as 8473921 + 43930384 = 2911^2 + 6628^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 52404305 - 220 = 51355729 is a prime.
It is a super-2 number, since 2×524043052 = 5492422365066050, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 180560 + ... + 180849.
It is an arithmetic number, because the mean of its divisors is an integer number (8131725).
Almost surely, 252404305 is an apocalyptic number.
It is an amenable number.
52404305 is a deficient number, since it is larger than the sum of its proper divisors (12649495).
52404305 is a wasteful number, since it uses less digits than its factorization.
52404305 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 361443.
The product of its (nonzero) digits is 2400, while the sum is 23.
The square root of 52404305 is about 7239.0817787894. The cubic root of 52404305 is about 374.2159738020.
The spelling of 52404305 in words is "fifty-two million, four hundred four thousand, three hundred five".
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