Base | Representation |
---|---|
bin | 1100011110001… |
… | …0010010110000 |
3 | 10122102110212202 |
4 | 3013202102300 |
5 | 101342311440 |
6 | 5105042332 |
7 | 1203413615 |
oct | 307422260 |
9 | 118373782 |
10 | 52307120 |
11 | 27587128 |
12 | 156263a8 |
13 | aab5578 |
14 | 6d3850c |
15 | 48d3615 |
hex | 31e24b0 |
52307120 has 40 divisors (see below), whose sum is σ = 123340320. Its totient is φ = 20625920.
The previous prime is 52307119. The next prime is 52307141. The reversal of 52307120 is 2170325.
It is a tau number, because it is divible by the number of its divisors (40).
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 = 52307092 and 52307101.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1076 + ... + 10284.
It is an arithmetic number, because the mean of its divisors is an integer number (3083508).
Almost surely, 252307120 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 52307120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61670160).
52307120 is an abundant number, since it is smaller than the sum of its proper divisors (71033200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52307120 is a wasteful number, since it uses less digits than its factorization.
52307120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9293 (or 9287 counting only the distinct ones).
The product of its (nonzero) digits is 420, while the sum is 20.
The square root of 52307120 is about 7232.3661411740. The cubic root of 52307120 is about 373.9844999153.
Adding to 52307120 its reverse (2170325), we get a palindrome (54477445).
The spelling of 52307120 in words is "fifty-two million, three hundred seven thousand, one hundred twenty".
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