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8025125 = 531931109
BaseRepresentation
bin11110100111010000100101
3120002201101212
4132213100211
54023301000
6444001205
7125132603
oct36472045
916081355
108025125
114591439
122830205
13187c9c4
1410cc873
15a87c35
hex7a7425

8025125 has 32 divisors (see below), whose sum is σ = 10982400. Its totient is φ = 5832000.

The previous prime is 8025119. The next prime is 8025161. The reversal of 8025125 is 5215208.

8025125 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8025125 - 28 = 8024869 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8025125.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 73571 + ... + 73679.

It is an arithmetic number, because the mean of its divisors is an integer number (343200).

Almost surely, 28025125 is an apocalyptic number.

It is an amenable number.

8025125 is a deficient number, since it is larger than the sum of its proper divisors (2957275).

8025125 is a wasteful number, since it uses less digits than its factorization.

8025125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174 (or 164 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 8025125 is about 2832.8651573981. The cubic root of 8025125 is about 200.2091561922.

The spelling of 8025125 in words is "eight million, twenty-five thousand, one hundred twenty-five".

Divisors: 1 5 19 25 31 95 109 125 155 475 545 589 775 2071 2375 2725 2945 3379 3875 10355 13625 14725 16895 51775 64201 73625 84475 258875 321005 422375 1605025 8025125