Base | Representation |
---|---|
bin | 111100000000001001… |
… | …0111010000001001000 |
3 | 110022121001111011000121 |
4 | 1320000102322001020 |
5 | 4102343104200422 |
6 | 135110015513024 |
7 | 12211056500632 |
oct | 1700022720110 |
9 | 408531434017 |
10 | 128853975112 |
11 | 4a712789725 |
12 | 20b80b28774 |
13 | c1c662abb5 |
14 | 63451c9a52 |
15 | 354243a8c7 |
hex | 1e004ba048 |
128853975112 has 32 divisors (see below), whose sum is σ = 254704665600. Its totient is φ = 60990488064.
The previous prime is 128853975007. The next prime is 128853975113. The reversal of 128853975112 is 211579358821.
It is a self number, because there is not a number n which added to its sum of digits gives 128853975112.
It is not an unprimeable number, because it can be changed into a prime (128853975113) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3591912 + ... + 3627607.
It is an arithmetic number, because the mean of its divisors is an integer number (7959520800).
Almost surely, 2128853975112 is an apocalyptic number.
It is an amenable number.
128853975112 is a deficient number, since it is larger than the sum of its proper divisors (125850690488).
128853975112 is a wasteful number, since it uses less digits than its factorization.
128853975112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7219645 (or 7219641 counting only the distinct ones).
The product of its digits is 1209600, while the sum is 52.
The spelling of 128853975112 in words is "one hundred twenty-eight billion, eight hundred fifty-three million, nine hundred seventy-five thousand, one hundred twelve".
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