Base | Representation |
---|---|
bin | 1100011111110… |
… | …0101001010001 |
3 | 10122121221221102 |
4 | 3013330221101 |
5 | 101404240212 |
6 | 5111234145 |
7 | 1204343402 |
oct | 307745121 |
9 | 118557842 |
10 | 52415057 |
11 | 27650232 |
12 | 15678955 |
13 | ab22736 |
14 | 6d659a9 |
15 | 49055c2 |
hex | 31fca51 |
52415057 has 4 divisors (see below), whose sum is σ = 52502016. Its totient is φ = 52328100.
The previous prime is 52415023. The next prime is 52415089. The reversal of 52415057 is 75051425.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 52415057 - 26 = 52414993 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (52475057) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42569 + ... + 43782.
It is an arithmetic number, because the mean of its divisors is an integer number (13125504).
Almost surely, 252415057 is an apocalyptic number.
It is an amenable number.
52415057 is a deficient number, since it is larger than the sum of its proper divisors (86959).
52415057 is an equidigital number, since it uses as much as digits as its factorization.
52415057 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 86958.
The product of its (nonzero) digits is 7000, while the sum is 29.
The square root of 52415057 is about 7239.8243763230. The cubic root of 52415057 is about 374.2415651792.
The spelling of 52415057 in words is "fifty-two million, four hundred fifteen thousand, fifty-seven".
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