Base | Representation |
---|---|
bin | 1000111110101… |
… | …11010000111100 |
3 | 12020202012011222 |
4 | 10133113100330 |
5 | 123241034440 |
6 | 11250332512 |
7 | 1603204541 |
oct | 437272074 |
9 | 166665158 |
10 | 75330620 |
11 | 39582012 |
12 | 2128a138 |
13 | 127b6c41 |
14 | a00cbc8 |
15 | 69302b5 |
hex | 47d743c |
75330620 has 24 divisors (see below), whose sum is σ = 163298688. Its totient is φ = 29160000.
The previous prime is 75330599. The next prime is 75330637. The reversal of 75330620 is 2603357.
It is a self number, because there is not a number n which added to its sum of digits gives 75330620.
It is a congruent number.
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, 60131 + ... + 61370.
It is an arithmetic number, because the mean of its divisors is an integer number (6804112).
Almost surely, 275330620 is an apocalyptic number.
It is an amenable number.
75330620 is an abundant number, since it is smaller than the sum of its proper divisors (87968068).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75330620 is a wasteful number, since it uses less digits than its factorization.
75330620 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 121541 (or 121539 counting only the distinct ones).
The product of its (nonzero) digits is 3780, while the sum is 26.
The square root of 75330620 is about 8679.3214020452. The cubic root of 75330620 is about 422.3351036544.
Adding to 75330620 its reverse (2603357), we get a palindrome (77933977).
The spelling of 75330620 in words is "seventy-five million, three hundred thirty thousand, six hundred twenty".
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