Base | Representation |
---|---|
bin | 111001101001… |
… | …0111111100101 |
3 | 2002212120000122 |
4 | 1303102333211 |
5 | 30214134412 |
6 | 2555451325 |
7 | 514621442 |
oct | 163227745 |
9 | 62776018 |
10 | 30224357 |
11 | 16074009 |
12 | a156b45 |
13 | 6353147 |
14 | 402a9c9 |
15 | 29c0572 |
hex | 1cd2fe5 |
30224357 has 2 divisors, whose sum is σ = 30224358. Its totient is φ = 30224356.
The previous prime is 30224353. The next prime is 30224371. The reversal of 30224357 is 75342203.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 28153636 + 2070721 = 5306^2 + 1439^2 .
It is a cyclic number.
It is not a de Polignac number, because 30224357 - 22 = 30224353 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (30224353) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15112178 + 15112179.
It is an arithmetic number, because the mean of its divisors is an integer number (15112179).
Almost surely, 230224357 is an apocalyptic number.
It is an amenable number.
30224357 is a deficient number, since it is larger than the sum of its proper divisors (1).
30224357 is an equidigital number, since it uses as much as digits as its factorization.
30224357 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 5040, while the sum is 26.
The square root of 30224357 is about 5497.6683239352. The cubic root of 30224357 is about 311.4959158232.
The spelling of 30224357 in words is "thirty million, two hundred twenty-four thousand, three hundred fifty-seven".
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