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8112325 = 5213109229
BaseRepresentation
bin11110111100100011000101
3120021011000111
4132330203011
54034043300
6445513021
7125645044
oct36744305
916234014
108112325
114640a01
122872771
1318b05c0
14111255b
15aa39ba
hex7bc8c5

8112325 has 24 divisors (see below), whose sum is σ = 10980200. Its totient is φ = 5909760.

The previous prime is 8112319. The next prime is 8112331. The reversal of 8112325 is 5232118.

It is an interprime number because it is at equal distance from previous prime (8112319) and next prime (8112331).

It can be written as a sum of positive squares in 12 ways, for example, as 1052676 + 7059649 = 1026^2 + 2657^2 .

It is not a de Polignac number, because 8112325 - 213 = 8104133 is a prime.

It is a plaindrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 8112296 and 8112305.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 35311 + ... + 35539.

Almost surely, 28112325 is an apocalyptic number.

It is an amenable number.

8112325 is a deficient number, since it is larger than the sum of its proper divisors (2867875).

8112325 is a wasteful number, since it uses less digits than its factorization.

8112325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361 (or 356 counting only the distinct ones).

The product of its digits is 480, while the sum is 22.

The square root of 8112325 is about 2848.2143528885. The cubic root of 8112325 is about 200.9316946524.

It can be divided in two parts, 811 and 2325, that added together give a square (3136 = 562).

The spelling of 8112325 in words is "eight million, one hundred twelve thousand, three hundred twenty-five".

Divisors: 1 5 13 25 65 109 229 325 545 1145 1417 2725 2977 5725 7085 14885 24961 35425 74425 124805 324493 624025 1622465 8112325