Base | Representation |
---|---|
bin | 11100001001110111… |
… | …100001010010111000 |
3 | 2220000210200101110001 |
4 | 130021313201102320 |
5 | 443402430222222 |
6 | 21515420402344 |
7 | 2120064324433 |
oct | 341167412270 |
9 | 86023611401 |
10 | 30230320312 |
11 | 119032560a5 |
12 | 5a380a63b4 |
13 | 2b0a0070ca |
14 | 166ac8081a |
15 | bbde71e27 |
hex | 709de14b8 |
30230320312 has 64 divisors (see below), whose sum is σ = 60598212480. Its totient is φ = 14088732672.
The previous prime is 30230320249. The next prime is 30230320333. The reversal of 30230320312 is 21302303203.
It is a happy number.
It is a super-2 number, since 2×302303203122 (a number of 22 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 30230320312.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6113313 + ... + 6118255.
It is an arithmetic number, because the mean of its divisors is an integer number (946847070).
Almost surely, 230230320312 is an apocalyptic number.
It is an amenable number.
30230320312 is an abundant number, since it is smaller than the sum of its proper divisors (30367892168).
30230320312 is a wasteful number, since it uses less digits than its factorization.
30230320312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5392 (or 5388 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 19.
Adding to 30230320312 its reverse (21302303203), we get a palindrome (51532623515).
The spelling of 30230320312 in words is "thirty billion, two hundred thirty million, three hundred twenty thousand, three hundred twelve".
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