Search a number
-
+
8124265 = 53894177
BaseRepresentation
bin11110111111011101101001
3120021202101201
4132333131221
54034434030
6450044201
7126024622
oct36773551
916252351
108124265
114649976
122879661
1318b5b76
141116a49
15aa72ca
hex7bf769

8124265 has 8 divisors (see below), whose sum is σ = 9776520. Its totient is φ = 6481152.

The previous prime is 8124257. The next prime is 8124287. The reversal of 8124265 is 5624218.

8124265 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1447209 + 6677056 = 1203^2 + 2584^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8124265 - 23 = 8124257 is a prime.

8124265 is a lucky number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144 + ... + 4033.

It is an arithmetic number, because the mean of its divisors is an integer number (1222065).

Almost surely, 28124265 is an apocalyptic number.

It is an amenable number.

8124265 is a deficient number, since it is larger than the sum of its proper divisors (1652255).

8124265 is a wasteful number, since it uses less digits than its factorization.

8124265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4571.

The product of its digits is 3840, while the sum is 28.

The square root of 8124265 is about 2850.3096323031. The cubic root of 8124265 is about 201.0302257294.

The spelling of 8124265 in words is "eight million, one hundred twenty-four thousand, two hundred sixty-five".

Divisors: 1 5 389 1945 4177 20885 1624853 8124265