Base | Representation |
---|---|
bin | 1111010010010… |
… | …10001110101100 |
3 | 22221021202220222 |
4 | 13221022032230 |
5 | 230311332231 |
6 | 20420230512 |
7 | 3114640214 |
oct | 751121654 |
9 | 287252828 |
10 | 128230316 |
11 | 66423375 |
12 | 36b3b438 |
13 | 20749136 |
14 | 1305d244 |
15 | b3ce27b |
hex | 7a4a3ac |
128230316 has 24 divisors (see below), whose sum is σ = 237227760. Its totient is φ = 60480000.
The previous prime is 128230309. The next prime is 128230321. The reversal of 128230316 is 613032821.
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, 14816 + ... + 21816.
It is an arithmetic number, because the mean of its divisors is an integer number (9884490).
Almost surely, 2128230316 is an apocalyptic number.
It is an amenable number.
128230316 is a deficient number, since it is larger than the sum of its proper divisors (108997444).
128230316 is a wasteful number, since it uses less digits than its factorization.
128230316 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7265 (or 7263 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 26.
The square root of 128230316 is about 11323.8825497265. The cubic root of 128230316 is about 504.2705096515.
It can be divided in two parts, 12 and 8230316, that added together give a palindrome (8230328).
The spelling of 128230316 in words is "one hundred twenty-eight million, two hundred thirty thousand, three hundred sixteen".
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