Base | Representation |
---|---|
bin | 101101100110101… |
… | …0001010000111001 |
3 | 10221122100110222012 |
4 | 1123031101100321 |
5 | 11113213031431 |
6 | 411501335305 |
7 | 52630346525 |
oct | 13315212071 |
9 | 3848313865 |
10 | 1530205241 |
11 | 715840934 |
12 | 368567535 |
13 | 1b50397b6 |
14 | 107326d85 |
15 | 8e51422b |
hex | 5b351439 |
1530205241 has 16 divisors (see below), whose sum is σ = 1660498704. Its totient is φ = 1404708864.
The previous prime is 1530205231. The next prime is 1530205253. The reversal of 1530205241 is 1425020351.
It can be written as a sum of positive squares in 8 ways, for example, as 870486016 + 659719225 = 29504^2 + 25685^2 .
It is a cyclic number.
It is not a de Polignac number, because 1530205241 - 226 = 1463096377 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1530205211) 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, 150965 + ... + 160781.
It is an arithmetic number, because the mean of its divisors is an integer number (103781169).
Almost surely, 21530205241 is an apocalyptic number.
It is an amenable number.
1530205241 is a deficient number, since it is larger than the sum of its proper divisors (130293463).
1530205241 is a wasteful number, since it uses less digits than its factorization.
1530205241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10060.
The product of its (nonzero) digits is 1200, while the sum is 23.
The square root of 1530205241 is about 39117.8378875929. The cubic root of 1530205241 is about 1152.3468748806.
Adding to 1530205241 its reverse (1425020351), we get a palindrome (2955225592).
The spelling of 1530205241 in words is "one billion, five hundred thirty million, two hundred five thousand, two hundred forty-one".
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