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12530325 = 352167071
BaseRepresentation
bin101111110011…
…001010010101
3212120121101010
4233303022111
511201432300
61124322433
7211335363
oct57631225
925517333
1012530325
117089245
124243419
1327994c2
141942633
151177a50
hexbf3295

12530325 has 12 divisors (see below), whose sum is σ = 20716928. Its totient is φ = 6682800.

The previous prime is 12530321. The next prime is 12530339. The reversal of 12530325 is 52303521.

It is not a de Polignac number, because 12530325 - 22 = 12530321 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12530321) 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, 83461 + ... + 83610.

Almost surely, 212530325 is an apocalyptic number.

12530325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12530325 is a deficient number, since it is larger than the sum of its proper divisors (8186603).

12530325 is a wasteful number, since it uses less digits than its factorization.

12530325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167084 (or 167079 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 12530325 is about 3539.8199106734. The cubic root of 12530325 is about 232.2669650269.

Adding to 12530325 its reverse (52303521), we get a palindrome (64833846).

The spelling of 12530325 in words is "twelve million, five hundred thirty thousand, three hundred twenty-five".

Divisors: 1 3 5 15 25 75 167071 501213 835355 2506065 4176775 12530325