Base | Representation |
---|---|
bin | 111011100111011001… |
… | …0011010011001001010 |
3 | 110020110011120012122201 |
4 | 1313032302122121022 |
5 | 4044142440422021 |
6 | 134451345110414 |
7 | 12151352501356 |
oct | 1671662323112 |
9 | 406404505581 |
10 | 128023373386 |
11 | 4a326947317 |
12 | 2098a92840a |
13 | c0c352219c |
14 | 62a6b76466 |
15 | 34e456b591 |
hex | 1dcec9a64a |
128023373386 has 32 divisors (see below), whose sum is σ = 196800046848. Its totient is φ = 62441658240.
The previous prime is 128023373363. The next prime is 128023373389. The reversal of 128023373386 is 683373320821.
It is not an unprimeable number, because it can be changed into a prime (128023373389) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20438091 + ... + 20444353.
It is an arithmetic number, because the mean of its divisors is an integer number (6150001464).
Almost surely, 2128023373386 is an apocalyptic number.
128023373386 is a deficient number, since it is larger than the sum of its proper divisors (68776673462).
128023373386 is a wasteful number, since it uses less digits than its factorization.
128023373386 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7686.
The product of its (nonzero) digits is 870912, while the sum is 46.
The spelling of 128023373386 in words is "one hundred twenty-eight billion, twenty-three million, three hundred seventy-three thousand, three hundred eighty-six".
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