Base | Representation |
---|---|
bin | 111001110001… |
… | …0000100010011 |
3 | 2002222200201101 |
4 | 1303202010103 |
5 | 30223123344 |
6 | 3001045231 |
7 | 515266444 |
oct | 163420423 |
9 | 62880641 |
10 | 30286099 |
11 | 16106438 |
12 | a186817 |
13 | 637528c |
14 | 40452cb |
15 | 29d39d4 |
hex | 1ce2113 |
30286099 has 2 divisors, whose sum is σ = 30286100. Its totient is φ = 30286098.
The previous prime is 30286097. The next prime is 30286103. The reversal of 30286099 is 99068203.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 30286099 - 21 = 30286097 is a prime.
It is a super-3 number, since 3×302860993 (a number of 23 digits) contains 333 as substring.
Together with 30286097, it forms a pair of twin primes.
It is equal to p1874548 and since 30286099 and 1874548 have the same sum of digits, it is a Honaker prime.
It is not a weakly prime, because it can be changed into another prime (30286097) 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, 15143049 + 15143050.
It is an arithmetic number, because the mean of its divisors is an integer number (15143050).
Almost surely, 230286099 is an apocalyptic number.
30286099 is a deficient number, since it is larger than the sum of its proper divisors (1).
30286099 is an equidigital number, since it uses as much as digits as its factorization.
30286099 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 23328, while the sum is 37.
The square root of 30286099 is about 5503.2807487898. The cubic root of 30286099 is about 311.7078784221.
The spelling of 30286099 in words is "thirty million, two hundred eighty-six thousand, ninety-nine".
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