Base | Representation |
---|---|
bin | 1100100001110… |
… | …1100111101000 |
3 | 10122212211012202 |
4 | 3020131213220 |
5 | 101423100440 |
6 | 5114155332 |
7 | 1205445230 |
oct | 310354750 |
9 | 118784182 |
10 | 52550120 |
11 | 27732757 |
12 | 15722b48 |
13 | ab6c05c |
14 | 6d9ccc0 |
15 | 4930615 |
hex | 321d9e8 |
52550120 has 64 divisors (see below), whose sum is σ = 137462400. Its totient is φ = 17706240.
The previous prime is 52550119. The next prime is 52550123. The reversal of 52550120 is 2105525.
52550120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×525501202 = 5523030224028800, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 52550092 and 52550101.
It is not an unprimeable number, because it can be changed into a prime (52550123) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14930 + ... + 18110.
It is an arithmetic number, because the mean of its divisors is an integer number (2147850).
Almost surely, 252550120 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 52550120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68731200).
52550120 is an abundant number, since it is smaller than the sum of its proper divisors (84912280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52550120 is a wasteful number, since it uses less digits than its factorization.
52550120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3258 (or 3254 counting only the distinct ones).
The product of its (nonzero) digits is 500, while the sum is 20.
The square root of 52550120 is about 7249.1461566173. The cubic root of 52550120 is about 374.5627377435.
Adding to 52550120 its reverse (2105525), we get a palindrome (54655645).
The spelling of 52550120 in words is "fifty-two million, five hundred fifty thousand, one hundred twenty".
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