Base | Representation |
---|---|
bin | 111001111101… |
… | …0011101110001 |
3 | 2010011202210122 |
4 | 1303322131301 |
5 | 30234323113 |
6 | 3003140025 |
7 | 516164006 |
oct | 163723561 |
9 | 63152718 |
10 | 30386033 |
11 | 16174527 |
12 | a214615 |
13 | 63ab902 |
14 | 406d8ad |
15 | 2a03408 |
hex | 1cfa771 |
30386033 has 2 divisors, whose sum is σ = 30386034. Its totient is φ = 30386032.
The previous prime is 30386011. The next prime is 30386047. The reversal of 30386033 is 33068303.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 28174864 + 2211169 = 5308^2 + 1487^2 .
It is a cyclic number.
It is not a de Polignac number, because 30386033 - 220 = 29337457 is a prime.
It is a super-2 number, since 2×303860332 = 1846622002954178, which contains 22 as substring.
It is a Sophie Germain prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 30385993 and 30386011.
It is not a weakly prime, because it can be changed into another prime (30386053) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15193016 + 15193017.
It is an arithmetic number, because the mean of its divisors is an integer number (15193017).
Almost surely, 230386033 is an apocalyptic number.
It is an amenable number.
30386033 is a deficient number, since it is larger than the sum of its proper divisors (1).
30386033 is an equidigital number, since it uses as much as digits as its factorization.
30386033 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3888, while the sum is 26.
The square root of 30386033 is about 5512.3527644736. The cubic root of 30386033 is about 312.0503459463.
The spelling of 30386033 in words is "thirty million, three hundred eighty-six thousand, thirty-three".
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