Base | Representation |
---|---|
bin | 111001101110… |
… | …0111011010001 |
3 | 2002221121211110 |
4 | 1303130323101 |
5 | 30221440131 |
6 | 3000403533 |
7 | 515151162 |
oct | 163347321 |
9 | 62847743 |
10 | 30265041 |
11 | 160a1634 |
12 | a1765a9 |
13 | 6368811 |
14 | 403b769 |
15 | 29cc646 |
hex | 1cdced1 |
30265041 has 4 divisors (see below), whose sum is σ = 40353392. Its totient is φ = 20176692.
The previous prime is 30265019. The next prime is 30265051. The reversal of 30265041 is 14056203.
It is a happy number.
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 not a de Polignac number, because 30265041 - 217 = 30133969 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 30264999 and 30265017.
It is not an unprimeable number, because it can be changed into a prime (30265051) 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, 5044171 + ... + 5044176.
It is an arithmetic number, because the mean of its divisors is an integer number (10088348).
Almost surely, 230265041 is an apocalyptic number.
It is an amenable number.
30265041 is a deficient number, since it is larger than the sum of its proper divisors (10088351).
30265041 is a wasteful number, since it uses less digits than its factorization.
30265041 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10088350.
The product of its (nonzero) digits is 720, while the sum is 21.
The square root of 30265041 is about 5501.3671937074. The cubic root of 30265041 is about 311.6356179173.
The spelling of 30265041 in words is "thirty million, two hundred sixty-five thousand, forty-one".
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