Base | Representation |
---|---|
bin | 11011011101110… |
… | …00110010111101 |
3 | 121001112021121201 |
4 | 31232320302331 |
5 | 432440120234 |
6 | 34510055501 |
7 | 5465216512 |
oct | 1556706275 |
9 | 531467551 |
10 | 230395069 |
11 | 109063253 |
12 | 651aa591 |
13 | 3896a058 |
14 | 22855309 |
15 | 15360314 |
hex | dbb8cbd |
230395069 has 4 divisors (see below), whose sum is σ = 237827200. Its totient is φ = 222962940.
The previous prime is 230395051. The next prime is 230395073. The reversal of 230395069 is 960593032.
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.
It is a cyclic number.
It is not a de Polignac number, because 230395069 - 211 = 230393021 is a prime.
It is a super-2 number, since 2×2303950692 = 106163775639029522, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230395019) 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, 3716019 + ... + 3716080.
It is an arithmetic number, because the mean of its divisors is an integer number (59456800).
Almost surely, 2230395069 is an apocalyptic number.
It is an amenable number.
230395069 is a deficient number, since it is larger than the sum of its proper divisors (7432131).
230395069 is an equidigital number, since it uses as much as digits as its factorization.
230395069 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7432130.
The product of its (nonzero) digits is 43740, while the sum is 37.
The square root of 230395069 is about 15178.7703388647. The cubic root of 230395069 is about 613.0431724209.
The spelling of 230395069 in words is "two hundred thirty million, three hundred ninety-five thousand, sixty-nine".
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