Base | Representation |
---|---|
bin | 10011011001110… |
… | …011000110101001 |
3 | 211200112122020121 |
4 | 103121303012221 |
5 | 1131313430100 |
6 | 52145123241 |
7 | 11031650062 |
oct | 2331630651 |
9 | 750478217 |
10 | 325530025 |
11 | 157831587 |
12 | 91029521 |
13 | 52599322 |
14 | 3133b569 |
15 | 1d8a351a |
hex | 136731a9 |
325530025 has 12 divisors (see below), whose sum is σ = 427402332. Its totient is φ = 245104640.
The previous prime is 325530013. The next prime is 325530047. The reversal of 325530025 is 520035523.
It can be written as a sum of positive squares in 6 ways, for example, as 9437184 + 316092841 = 3072^2 + 17779^2 .
It is not a de Polignac number, because 325530025 - 25 = 325529993 is a prime.
It is a super-3 number, since 3×3255300253 (a number of 27 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 382552 + ... + 383401.
It is an arithmetic number, because the mean of its divisors is an integer number (35616861).
Almost surely, 2325530025 is an apocalyptic number.
It is an amenable number.
325530025 is a deficient number, since it is larger than the sum of its proper divisors (101872307).
325530025 is a wasteful number, since it uses less digits than its factorization.
325530025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 765980 (or 765975 counting only the distinct ones).
The product of its (nonzero) digits is 4500, while the sum is 25.
The square root of 325530025 is about 18042.4506373164. The cubic root of 325530025 is about 687.9079848379.
Adding to 325530025 its reverse (520035523), we get a palindrome (845565548).
The spelling of 325530025 in words is "three hundred twenty-five million, five hundred thirty thousand, twenty-five".
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