Base | Representation |
---|---|
bin | 111001011000… |
… | …0011010000101 |
3 | 2002121100200211 |
4 | 1302300122011 |
5 | 30200121233 |
6 | 2552435421 |
7 | 513461434 |
oct | 162603205 |
9 | 62540624 |
10 | 30082693 |
11 | 15a87633 |
12 | a0a8b71 |
13 | 6303814 |
14 | 3dd111b |
15 | 29935cd |
hex | 1cb0685 |
30082693 has 2 divisors, whose sum is σ = 30082694. Its totient is φ = 30082692.
The previous prime is 30082687. The next prime is 30082711. The reversal of 30082693 is 39628003.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 25826724 + 4255969 = 5082^2 + 2063^2 .
It is a cyclic number.
It is not a de Polignac number, because 30082693 - 29 = 30082181 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (30082993) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15041346 + 15041347.
It is an arithmetic number, because the mean of its divisors is an integer number (15041347).
Almost surely, 230082693 is an apocalyptic number.
It is an amenable number.
30082693 is a deficient number, since it is larger than the sum of its proper divisors (1).
30082693 is an equidigital number, since it uses as much as digits as its factorization.
30082693 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 7776, while the sum is 31.
The square root of 30082693 is about 5484.7691838399. The cubic root of 30082693 is about 311.0084846546.
The spelling of 30082693 in words is "thirty million, eighty-two thousand, six hundred ninety-three".
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