Base | Representation |
---|---|
bin | 111011101001011101… |
… | …1100110101110110000 |
3 | 110020122000101010101011 |
4 | 1313102323212232300 |
5 | 4044313240021310 |
6 | 134502311120304 |
7 | 12153155421646 |
oct | 1672273465660 |
9 | 406560333334 |
10 | 128092892080 |
11 | 4a36210978a |
12 | 209aa073094 |
13 | c104a528ca |
14 | 62b20b1196 |
15 | 34ea6ee78a |
hex | 1dd2ee6bb0 |
128092892080 has 40 divisors (see below), whose sum is σ = 305079786144. Its totient is φ = 49987468800.
The previous prime is 128092892077. The next prime is 128092892141. The reversal of 128092892080 is 80298290821.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (40).
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, 19523076 + ... + 19529635.
Almost surely, 2128092892080 is an apocalyptic number.
128092892080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
128092892080 is an abundant number, since it is smaller than the sum of its proper divisors (176986894064).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
128092892080 is a wasteful number, since it uses less digits than its factorization.
128092892080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39052765 (or 39052759 counting only the distinct ones).
The product of its (nonzero) digits is 331776, while the sum is 49.
The spelling of 128092892080 in words is "one hundred twenty-eight billion, ninety-two million, eight hundred ninety-two thousand, eighty".
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