Base | Representation |
---|---|
bin | 11100001001111111… |
… | …001100101110011100 |
3 | 2220000221110122121220 |
4 | 130021333030232130 |
5 | 443403434130322 |
6 | 21515531453340 |
7 | 2120120410104 |
oct | 341177145634 |
9 | 86027418556 |
10 | 30232333212 |
11 | 11904400454 |
12 | 5a388b7250 |
13 | 2b0a560383 |
14 | 166b246204 |
15 | bbe21d55c |
hex | 709fccb9c |
30232333212 has 24 divisors (see below), whose sum is σ = 70767493776. Its totient is φ = 10045246848.
The previous prime is 30232333211. The next prime is 30232333213. The reversal of 30232333212 is 21233323203.
It is an interprime number because it is at equal distance from previous prime (30232333211) and next prime (30232333213).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30232333211) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4020783 + ... + 4028294.
It is an arithmetic number, because the mean of its divisors is an integer number (2948645574).
Almost surely, 230232333212 is an apocalyptic number.
It is an amenable number.
30232333212 is an abundant number, since it is smaller than the sum of its proper divisors (40535160564).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30232333212 is a wasteful number, since it uses less digits than its factorization.
30232333212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8049397 (or 8049395 counting only the distinct ones).
The product of its (nonzero) digits is 3888, while the sum is 24.
Adding to 30232333212 its reverse (21233323203), we get a palindrome (51465656415).
The spelling of 30232333212 in words is "thirty billion, two hundred thirty-two million, three hundred thirty-three thousand, two hundred twelve".
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