Base | Representation |
---|---|
bin | 11100010100110100101101 |
3 | 111222020122001 |
4 | 130110310231 |
5 | 3400102300 |
6 | 423052301 |
7 | 120054115 |
oct | 34246455 |
9 | 14866561 |
10 | 7425325 |
11 | 4211836 |
12 | 25a1091 |
13 | 16cc9ab |
14 | db4045 |
15 | 9ba16a |
hex | 714d2d |
7425325 has 12 divisors (see below), whose sum is σ = 9254740. Its totient is φ = 5909760.
The previous prime is 7425307. The next prime is 7425329. The reversal of 7425325 is 5235247.
It can be written as a sum of positive squares in 6 ways, for example, as 1602756 + 5822569 = 1266^2 + 2413^2 .
It is a de Polignac number, because none of the positive numbers 2k-7425325 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 7425293 and 7425302.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7425329) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5077 + ... + 6373.
Almost surely, 27425325 is an apocalyptic number.
It is an amenable number.
7425325 is a deficient number, since it is larger than the sum of its proper divisors (1829415).
7425325 is a wasteful number, since it uses less digits than its factorization.
7425325 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1536 (or 1531 counting only the distinct ones).
The product of its digits is 8400, while the sum is 28.
The square root of 7425325 is about 2724.9449535725. The cubic root of 7425325 is about 195.0915633984.
It can be divided in two parts, 7425 and 325, that added together give a triangular number (7750 = T124).
The spelling of 7425325 in words is "seven million, four hundred twenty-five thousand, three hundred twenty-five".
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