Base | Representation |
---|---|
bin | 10001010010100011000100 |
3 | 22112021022102 |
4 | 101102203010 |
5 | 2130014140 |
6 | 241051232 |
7 | 53345024 |
oct | 21224304 |
9 | 8467272 |
10 | 4532420 |
11 | 2616302 |
12 | 1626b18 |
13 | c29009 |
14 | 85da84 |
15 | 5e7e15 |
hex | 4528c4 |
4532420 has 12 divisors (see below), whose sum is σ = 9518124. Its totient is φ = 1812960.
The previous prime is 4532419. The next prime is 4532441. The reversal of 4532420 is 242354.
It can be written as a sum of positive squares in 2 ways, for example, as 1406596 + 3125824 = 1186^2 + 1768^2 .
It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 226621 = 4532420 / (4 + 5 + 3 + 2 + 4 + 2 + 0).
It is a junction number, because it is equal to n+sod(n) for n = 4532392 and 4532401.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113291 + ... + 113330.
It is an arithmetic number, because the mean of its divisors is an integer number (793177).
Almost surely, 24532420 is an apocalyptic number.
It is an amenable number.
4532420 is an abundant number, since it is smaller than the sum of its proper divisors (4985704).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4532420 is a wasteful number, since it uses less digits than its factorization.
4532420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 226630 (or 226628 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 20.
The square root of 4532420 is about 2128.9480970658. The cubic root of 4532420 is about 165.4918899650.
Adding to 4532420 its reverse (242354), we get a palindrome (4774774).
The spelling of 4532420 in words is "four million, five hundred thirty-two thousand, four hundred twenty".
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