Base | Representation |
---|---|
bin | 1000010011101110… |
… | …1100100011110001 |
3 | 12202102121000012211 |
4 | 2010323230203301 |
5 | 14031420212041 |
6 | 1005145452121 |
7 | 106160511604 |
oct | 20473544361 |
9 | 5672530184 |
10 | 2230241521 |
11 | a44a05512 |
12 | 522aa1041 |
13 | 29708c551 |
14 | 1722b033b |
15 | d0be2481 |
hex | 84eec8f1 |
2230241521 has 2 divisors, whose sum is σ = 2230241522. Its totient is φ = 2230241520.
The previous prime is 2230241513. The next prime is 2230241551. The reversal of 2230241521 is 1251420322.
It is a happy number.
2230241521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 2221802496 + 8439025 = 47136^2 + 2905^2 .
It is a cyclic number.
It is not a de Polignac number, because 2230241521 - 23 = 2230241513 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2230241492 and 2230241501.
It is not a weakly prime, because it can be changed into another prime (2230241501) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1115120760 + 1115120761.
It is an arithmetic number, because the mean of its divisors is an integer number (1115120761).
Almost surely, 22230241521 is an apocalyptic number.
It is an amenable number.
2230241521 is a deficient number, since it is larger than the sum of its proper divisors (1).
2230241521 is an equidigital number, since it uses as much as digits as its factorization.
2230241521 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 960, while the sum is 22.
The square root of 2230241521 is about 47225.4329890156. The cubic root of 2230241521 is about 1306.5237206169.
Adding to 2230241521 its reverse (1251420322), we get a palindrome (3481661843).
The spelling of 2230241521 in words is "two billion, two hundred thirty million, two hundred forty-one thousand, five hundred twenty-one".
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