Base | Representation |
---|---|
bin | 11100010000111010… |
… | …001011011011011100 |
3 | 2220100000222101110120 |
4 | 130100322023123130 |
5 | 444123201121232 |
6 | 21535240434540 |
7 | 2123030430330 |
oct | 342072133334 |
9 | 86300871416 |
10 | 30348457692 |
11 | 11963a054a3 |
12 | 5a6b778a50 |
13 | 2b2862b297 |
14 | 167c8337c0 |
15 | bc950a92c |
hex | 710e8b6dc |
30348457692 has 48 divisors (see below), whose sum is σ = 81511476480. Its totient is φ = 8608603392.
The previous prime is 30348457673. The next prime is 30348457709. The reversal of 30348457692 is 29675484303.
It is a super-2 number, since 2×303484576922 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1287933 + ... + 1311284.
It is an arithmetic number, because the mean of its divisors is an integer number (1698155760).
Almost surely, 230348457692 is an apocalyptic number.
It is an amenable number.
30348457692 is an abundant number, since it is smaller than the sum of its proper divisors (51163018788).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30348457692 is a wasteful number, since it uses less digits than its factorization.
30348457692 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2599370 (or 2599368 counting only the distinct ones).
The product of its (nonzero) digits is 4354560, while the sum is 51.
The spelling of 30348457692 in words is "thirty billion, three hundred forty-eight million, four hundred fifty-seven thousand, six hundred ninety-two".
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