Base | Representation |
---|---|
bin | 11100100011110000… |
… | …111000110100101000 |
3 | 2221011002012200211121 |
4 | 130203300320310220 |
5 | 1000300141224123 |
6 | 22030500505024 |
7 | 2133621260020 |
oct | 344360706450 |
9 | 87132180747 |
10 | 30664789288 |
11 | 12006524071 |
12 | 5b396ab174 |
13 | 2b79026843 |
14 | 16ac858a80 |
15 | be719375d |
hex | 723c38d28 |
30664789288 has 32 divisors (see below), whose sum is σ = 66077380800. Its totient is φ = 13068628992.
The previous prime is 30664789277. The next prime is 30664789327. The reversal of 30664789288 is 88298746603.
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, 1519545 + ... + 1539592.
It is an arithmetic number, because the mean of its divisors is an integer number (2064918150).
Almost surely, 230664789288 is an apocalyptic number.
It is an amenable number.
30664789288 is an abundant number, since it is smaller than the sum of its proper divisors (35412591512).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30664789288 is a wasteful number, since it uses less digits than its factorization.
30664789288 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3059329 (or 3059325 counting only the distinct ones).
The product of its (nonzero) digits is 27869184, while the sum is 61.
The spelling of 30664789288 in words is "thirty billion, six hundred sixty-four million, seven hundred eighty-nine thousand, two hundred eighty-eight".
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