Base | Representation |
---|---|
bin | 1100111110000111100 |
3 | 210121000111 |
4 | 1213300330 |
5 | 102100040 |
6 | 13035404 |
7 | 3420061 |
oct | 1476074 |
9 | 717014 |
10 | 425020 |
11 | 270362 |
12 | 185b64 |
13 | 11b5bb |
14 | b0c68 |
15 | 85dea |
hex | 67c3c |
425020 has 24 divisors (see below), whose sum is σ = 907200. Its totient is φ = 167232.
The previous prime is 425003. The next prime is 425027. The reversal of 425020 is 20524.
It is a happy number.
It is a zygodrome in base 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (425027) by changing a digit.
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, 1446 + ... + 1714.
It is an arithmetic number, because the mean of its divisors is an integer number (37800).
2425020 is an apocalyptic number.
It is an amenable number.
425020 is an abundant number, since it is smaller than the sum of its proper divisors (482180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
425020 is a wasteful number, since it uses less digits than its factorization.
425020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 357 (or 355 counting only the distinct ones).
The product of its (nonzero) digits is 80, while the sum is 13.
The square root of 425020 is about 651.9355796396. The cubic root of 425020 is about 75.1859091601.
Adding to 425020 its reverse (20524), we get a palindrome (445544).
Subtracting from 425020 its reverse (20524), we obtain a square (404496 = 6362).
The spelling of 425020 in words is "four hundred twenty-five thousand, twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •