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8287325 = 521973239
BaseRepresentation
bin11111100111010001011101
3120121001001222
4133213101131
54110143300
6453343125
7130304204
oct37472135
916531058
108287325
114750432
122937aa5
131942157
14115a23b
15ada785
hex7e745d

8287325 has 24 divisors (see below), whose sum is σ = 11011200. Its totient is φ = 6168960.

The previous prime is 8287309. The next prime is 8287327. The reversal of 8287325 is 5237828.

It is a happy number.

8287325 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 8287325 - 24 = 8287309 is a prime.

Its product of digits (26880) is a multiple of the sum of its prime divisors (336).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8287327) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34556 + ... + 34794.

It is an arithmetic number, because the mean of its divisors is an integer number (458800).

Almost surely, 28287325 is an apocalyptic number.

It is an amenable number.

8287325 is a deficient number, since it is larger than the sum of its proper divisors (2723875).

8287325 is a wasteful number, since it uses less digits than its factorization.

8287325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341 (or 336 counting only the distinct ones).

The product of its digits is 26880, while the sum is 35.

The square root of 8287325 is about 2878.7714393470. The cubic root of 8287325 is about 202.3662684573.

The spelling of 8287325 in words is "eight million, two hundred eighty-seven thousand, three hundred twenty-five".

Divisors: 1 5 19 25 73 95 239 365 475 1195 1387 1825 4541 5975 6935 17447 22705 34675 87235 113525 331493 436175 1657465 8287325