Base | Representation |
---|---|
bin | 1011010010011110… |
… | …1100101011111011 |
3 | 21211012001110201012 |
4 | 2310213230223323 |
5 | 22201224234111 |
6 | 1220405544135 |
7 | 135044113001 |
oct | 26447545373 |
9 | 7735043635 |
10 | 3030305531 |
11 | 131558a440 |
12 | 706a1504b |
13 | 393a655c6 |
14 | 20a654a71 |
15 | 12b07d48b |
hex | b49ecafb |
3030305531 has 16 divisors (see below), whose sum is σ = 3390817248. Its totient is φ = 2684140800.
The previous prime is 3030305527. The next prime is 3030305533. The reversal of 3030305531 is 1355030303.
It is not a de Polignac number, because 3030305531 - 22 = 3030305527 is a prime.
It is a super-2 number, since 2×30303055312 = 18365503222418383922, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 3030305497 and 3030305506.
It is not an unprimeable number, because it can be changed into a prime (3030305533) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 380765 + ... + 388641.
It is an arithmetic number, because the mean of its divisors is an integer number (211926078).
Almost surely, 23030305531 is an apocalyptic number.
3030305531 is a deficient number, since it is larger than the sum of its proper divisors (360511717).
3030305531 is a wasteful number, since it uses less digits than its factorization.
3030305531 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8782.
The product of its (nonzero) digits is 2025, while the sum is 23.
The square root of 3030305531 is about 55048.2109700215. The cubic root of 3030305531 is about 1447.0897682991.
Adding to 3030305531 its reverse (1355030303), we get a palindrome (4385335834).
The spelling of 3030305531 in words is "three billion, thirty million, three hundred five thousand, five hundred thirty-one".
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