Base | Representation |
---|---|
bin | 10100000010010101000100 |
3 | 100212211222002 |
4 | 110002111010 |
5 | 2321034140 |
6 | 304324432 |
7 | 62434115 |
oct | 24022504 |
9 | 10784862 |
10 | 5252420 |
11 | 2a68248 |
12 | 1913718 |
13 | 111b954 |
14 | 9aa20c |
15 | 6db415 |
hex | 502544 |
5252420 has 12 divisors (see below), whose sum is σ = 11030124. Its totient is φ = 2100960.
The previous prime is 5252419. The next prime is 5252447. The reversal of 5252420 is 242525.
5252420 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 984064 + 4268356 = 992^2 + 2066^2 .
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: 262621 = 5252420 / (5 + 2 + 5 + 2 + 4 + 2 + 0).
It is a junction number, because it is equal to n+sod(n) for n = 5252392 and 5252401.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131291 + ... + 131330.
It is an arithmetic number, because the mean of its divisors is an integer number (919177).
Almost surely, 25252420 is an apocalyptic number.
It is an amenable number.
5252420 is an abundant number, since it is smaller than the sum of its proper divisors (5777704).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5252420 is a wasteful number, since it uses less digits than its factorization.
5252420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 262630 (or 262628 counting only the distinct ones).
The product of its (nonzero) digits is 800, while the sum is 20.
The square root of 5252420 is about 2291.8158739305. The cubic root of 5252420 is about 173.8280328548.
Adding to 5252420 its reverse (242525), we get a palindrome (5494945).
The spelling of 5252420 in words is "five million, two hundred fifty-two thousand, four hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.141 sec. • engine limits •