Base | Representation |
---|---|
bin | 1100111110001000000 |
3 | 210121000122 |
4 | 1213301000 |
5 | 102100044 |
6 | 13035412 |
7 | 3420065 |
oct | 1476100 |
9 | 717018 |
10 | 425024 |
11 | 270366 |
12 | 185b68 |
13 | 11b5c2 |
14 | b0c6c |
15 | 85dee |
hex | 67c40 |
425024 has 28 divisors (see below), whose sum is σ = 876300. Its totient is φ = 204288.
The previous prime is 425003. The next prime is 425027. The reversal of 425024 is 420524.
425024 is digitally balanced in base 3, 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 322624 + 102400 = 568^2 + 320^2 .
It is a junction number, because it is equal to n+sod(n) for n = 424993 and 425011.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 425024.
It is not an unprimeable number, because it can be changed into a prime (425027) by changing a digit.
425024 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1742 + ... + 1970.
2425024 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 425024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (438150).
425024 is an abundant number, since it is smaller than the sum of its proper divisors (451276).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
425024 is a wasteful number, since it uses less digits than its factorization.
425024 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 270 (or 260 counting only the distinct ones).
The product of its (nonzero) digits is 320, while the sum is 17.
The square root of 425024 is about 651.9386474201. The cubic root of 425024 is about 75.1861450256.
Adding to 425024 its reverse (420524), we get a palindrome (845548).
The spelling of 425024 in words is "four hundred twenty-five thousand, twenty-four".
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