Base | Representation |
---|---|
bin | 11111100110110… |
… | …100011111010001 |
3 | 1100221210111220121 |
4 | 133212310133101 |
5 | 2041222121121 |
6 | 124341310241 |
7 | 16066136101 |
oct | 3746643721 |
9 | 1327714817 |
10 | 530270161 |
11 | 252361903 |
12 | 129705381 |
13 | 85b23035 |
14 | 505d5201 |
15 | 31847141 |
hex | 1f9b47d1 |
530270161 has 4 divisors (see below), whose sum is σ = 531130212. Its totient is φ = 529410112.
The previous prime is 530270119. The next prime is 530270177. The reversal of 530270161 is 161072035.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 203347600 + 326922561 = 14260^2 + 18081^2 .
It is a cyclic number.
It is not a de Polignac number, because 530270161 - 27 = 530270033 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (530270101) 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, 429100 + ... + 430333.
It is an arithmetic number, because the mean of its divisors is an integer number (132782553).
Almost surely, 2530270161 is an apocalyptic number.
It is an amenable number.
530270161 is a deficient number, since it is larger than the sum of its proper divisors (860051).
530270161 is an equidigital number, since it uses as much as digits as its factorization.
530270161 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 860050.
The product of its (nonzero) digits is 1260, while the sum is 25.
The square root of 530270161 is about 23027.5956408827. The cubic root of 530270161 is about 809.4047147819.
The spelling of 530270161 in words is "five hundred thirty million, two hundred seventy thousand, one hundred sixty-one".
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