Base | Representation |
---|---|
bin | 111011111010101011… |
… | …0011110011100000100 |
3 | 110022010020222121021211 |
4 | 1313311112132130010 |
5 | 4102004103030343 |
6 | 135035500221204 |
7 | 12203400011554 |
oct | 1676526363404 |
9 | 408106877254 |
10 | 128670361348 |
11 | 4a629078a11 |
12 | 20b2b53a804 |
13 | c1975901b9 |
14 | 6328a71164 |
15 | 353126b79d |
hex | 1df559e704 |
128670361348 has 12 divisors (see below), whose sum is σ = 232937723340. Its totient is φ = 62116726112.
The previous prime is 128670361291. The next prime is 128670361373. The reversal of 128670361348 is 843163076821.
It can be written as a sum of positive squares in 2 ways, for example, as 98544510724 + 30125850624 = 313918^2 + 173568^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 554613511 + ... + 554613742.
It is an arithmetic number, because the mean of its divisors is an integer number (19411476945).
Almost surely, 2128670361348 is an apocalyptic number.
It is an amenable number.
128670361348 is a deficient number, since it is larger than the sum of its proper divisors (104267361992).
128670361348 is a wasteful number, since it uses less digits than its factorization.
128670361348 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1109227286 (or 1109227284 counting only the distinct ones).
The product of its (nonzero) digits is 1161216, while the sum is 49.
The spelling of 128670361348 in words is "one hundred twenty-eight billion, six hundred seventy million, three hundred sixty-one thousand, three hundred forty-eight".
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