Base | Representation |
---|---|
bin | 100000001001… |
… | …000010011001 |
3 | 120212001210012 |
4 | 200021002121 |
5 | 4124110000 |
6 | 500331305 |
7 | 131421335 |
oct | 40110231 |
9 | 16761705 |
10 | 8425625 |
11 | 483532a |
12 | 29a3b35 |
13 | 19900a0 |
14 | 11947c5 |
15 | b16735 |
hex | 809099 |
8425625 has 40 divisors (see below), whose sum is σ = 12202344. Its totient is φ = 5760000.
The previous prime is 8425621. The next prime is 8425657. The reversal of 8425625 is 5265248.
8425625 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 20 ways, for example, as 7946761 + 478864 = 2819^2 + 692^2 .
It is not a de Polignac number, because 8425625 - 22 = 8425621 is a prime.
It is a Duffinian number.
Its product of digits (19200) is a multiple of the sum of its prime divisors (96).
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 8425591 and 8425600.
It is not an unprimeable number, because it can be changed into a prime (8425621) by changing a digit.
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 39 ways as a sum of consecutive naturals, for example, 138095 + ... + 138155.
Almost surely, 28425625 is an apocalyptic number.
8425625 is a gapful number since it is divisible by the number (85) formed by its first and last digit.
It is an amenable number.
8425625 is a deficient number, since it is larger than the sum of its proper divisors (3776719).
8425625 is a wasteful number, since it uses less digits than its factorization.
8425625 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 111 (or 96 counting only the distinct ones).
The product of its digits is 19200, while the sum is 32.
The square root of 8425625 is about 2902.6927153938. The cubic root of 8425625 is about 203.4857691172.
It can be divided in two parts, 8425 and 625, that multiplied together give a palindrome (5265625).
The spelling of 8425625 in words is "eight million, four hundred twenty-five thousand, six hundred twenty-five".
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