Base | Representation |
---|---|
bin | 11100010100110000… |
… | …100000011101001001 |
3 | 2220111112111001201111 |
4 | 130110300200131021 |
5 | 444241213444431 |
6 | 21545504450321 |
7 | 2124443333365 |
oct | 342460403511 |
9 | 86445431644 |
10 | 30413031241 |
11 | 119973aa56a |
12 | 5a893199a1 |
13 | 2b38b19b98 |
14 | 16872422a5 |
15 | bd00137b1 |
hex | 714c20749 |
30413031241 has 4 divisors (see below), whose sum is σ = 30798006400. Its totient is φ = 30028056084.
The previous prime is 30413031217. The next prime is 30413031247. The reversal of 30413031241 is 14213031403.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 14213031403 = 2087 ⋅6810269.
It is a cyclic number.
It is not a de Polignac number, because 30413031241 - 213 = 30413023049 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30413031247) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 192487461 + ... + 192487618.
It is an arithmetic number, because the mean of its divisors is an integer number (7699501600).
Almost surely, 230413031241 is an apocalyptic number.
It is an amenable number.
30413031241 is a deficient number, since it is larger than the sum of its proper divisors (384975159).
30413031241 is an equidigital number, since it uses as much as digits as its factorization.
30413031241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 384975158.
The product of its (nonzero) digits is 864, while the sum is 22.
Adding to 30413031241 its reverse (14213031403), we get a palindrome (44626062644).
The spelling of 30413031241 in words is "thirty billion, four hundred thirteen million, thirty-one thousand, two hundred forty-one".
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