Base | Representation |
---|---|
bin | 11100101100000100… |
… | …011101101001001100 |
3 | 2221111210102101010012 |
4 | 130230010131221030 |
5 | 1001041324413242 |
6 | 22052355332352 |
7 | 2140232600114 |
oct | 345404355114 |
9 | 87453371105 |
10 | 30804138572 |
11 | 12078151269 |
12 | 5b782b10b8 |
13 | 2b9bb6693c |
14 | 16c3170044 |
15 | c0451c282 |
hex | 72c11da4c |
30804138572 has 6 divisors (see below), whose sum is σ = 53907242508. Its totient is φ = 15402069284.
The previous prime is 30804138553. The next prime is 30804138593. The reversal of 30804138572 is 27583140803.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3850517318 + ... + 3850517325.
It is an arithmetic number, because the mean of its divisors is an integer number (8984540418).
Almost surely, 230804138572 is an apocalyptic number.
It is an amenable number.
30804138572 is a deficient number, since it is larger than the sum of its proper divisors (23103103936).
30804138572 is a wasteful number, since it uses less digits than its factorization.
30804138572 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7701034647 (or 7701034645 counting only the distinct ones).
The product of its (nonzero) digits is 161280, while the sum is 41.
The spelling of 30804138572 in words is "thirty billion, eight hundred four million, one hundred thirty-eight thousand, five hundred seventy-two".
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