Base | Representation |
---|---|
bin | 11100100001101101… |
… | …011110110011000100 |
3 | 2221001200101120210202 |
4 | 130201231132303010 |
5 | 1000212331414303 |
6 | 22023230310032 |
7 | 2133022416062 |
oct | 344155366304 |
9 | 87050346722 |
10 | 30630341828 |
11 | 11a99036199 |
12 | 5b2a058318 |
13 | 2b71b55428 |
14 | 16a804d032 |
15 | be413bc88 |
hex | 721b5ecc4 |
30630341828 has 24 divisors (see below), whose sum is σ = 55083803544. Its totient is φ = 14894470400.
The previous prime is 30630341813. The next prime is 30630341831. The reversal of 30630341828 is 82814303603.
It can be written as a sum of positive squares in 4 ways, for example, as 6134335684 + 24496006144 = 78322^2 + 156512^2 .
It is a junction number, because it is equal to n+sod(n) for n = 30630341791 and 30630341800.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 242603 + ... + 346578.
It is an arithmetic number, because the mean of its divisors is an integer number (2295158481).
Almost surely, 230630341828 is an apocalyptic number.
It is an amenable number.
30630341828 is a deficient number, since it is larger than the sum of its proper divisors (24453461716).
30630341828 is a wasteful number, since it uses less digits than its factorization.
30630341828 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 589543 (or 589541 counting only the distinct ones).
The product of its (nonzero) digits is 82944, while the sum is 38.
The spelling of 30630341828 in words is "thirty billion, six hundred thirty million, three hundred forty-one thousand, eight hundred twenty-eight".
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