Base | Representation |
---|---|
bin | 1000111110110… |
… | …11100011111100 |
3 | 12020210002022211 |
4 | 10133123203330 |
5 | 123242120340 |
6 | 11250550204 |
7 | 1603310053 |
oct | 437334374 |
9 | 166702284 |
10 | 75348220 |
11 | 39594262 |
12 | 21298364 |
13 | 127c1c5c |
14 | a01539a |
15 | 69355ea |
hex | 47db8fc |
75348220 has 12 divisors (see below), whose sum is σ = 158231304. Its totient is φ = 30139280.
The previous prime is 75348209. The next prime is 75348227. The reversal of 75348220 is 2284357.
It is a super-3 number, since 3×753482203 (a number of 25 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (75348227) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1883686 + ... + 1883725.
It is an arithmetic number, because the mean of its divisors is an integer number (13185942).
Almost surely, 275348220 is an apocalyptic number.
It is an amenable number.
75348220 is an abundant number, since it is smaller than the sum of its proper divisors (82883084).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75348220 is a wasteful number, since it uses less digits than its factorization.
75348220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3767420 (or 3767418 counting only the distinct ones).
The product of its (nonzero) digits is 13440, while the sum is 31.
The square root of 75348220 is about 8680.3352469821. The cubic root of 75348220 is about 422.3679920913.
The spelling of 75348220 in words is "seventy-five million, three hundred forty-eight thousand, two hundred twenty".
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