Base | Representation |
---|---|
bin | 11100001011001011… |
… | …001100111000111100 |
3 | 2220002022221212200121 |
4 | 130023023030320330 |
5 | 443424034204303 |
6 | 21521522504324 |
7 | 2120451640333 |
oct | 341313147074 |
9 | 86068855617 |
10 | 30252256828 |
11 | 11914679352 |
12 | 5a435050a4 |
13 | 2b11717ab1 |
14 | 166db50d1a |
15 | bc0d569bd |
hex | 70b2cce3c |
30252256828 has 12 divisors (see below), whose sum is σ = 52976497392. Its totient is φ = 15116114720.
The previous prime is 30252256813. The next prime is 30252256829. The reversal of 30252256828 is 82865225203.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30252256829) 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, 2496625 + ... + 2508712.
It is an arithmetic number, because the mean of its divisors is an integer number (4414708116).
Almost surely, 230252256828 is an apocalyptic number.
It is an amenable number.
30252256828 is a deficient number, since it is larger than the sum of its proper divisors (22724240564).
30252256828 is a wasteful number, since it uses less digits than its factorization.
30252256828 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5006852 (or 5006850 counting only the distinct ones).
The product of its (nonzero) digits is 460800, while the sum is 43.
The spelling of 30252256828 in words is "thirty billion, two hundred fifty-two million, two hundred fifty-six thousand, eight hundred twenty-eight".
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