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8275028 = 222068757
BaseRepresentation
bin11111100100010001010100
3120120102012112
4133210101110
54104300103
6453210152
7130223306
oct37442124
916512175
108275028
114742173
122930958
131939688
141155976
15ad6cd8
hex7e4454

8275028 has 6 divisors (see below), whose sum is σ = 14481306. Its totient is φ = 4137512.

The previous prime is 8275027. The next prime is 8275037. The reversal of 8275028 is 8205728.

It can be written as a sum of positive squares in only one way, i.e., 7828804 + 446224 = 2798^2 + 668^2 .

It is a junction number, because it is equal to n+sod(n) for n = 8274985 and 8275003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8275027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1034375 + ... + 1034382.

It is an arithmetic number, because the mean of its divisors is an integer number (2413551).

Almost surely, 28275028 is an apocalyptic number.

It is an amenable number.

8275028 is a deficient number, since it is larger than the sum of its proper divisors (6206278).

8275028 is a wasteful number, since it uses less digits than its factorization.

8275028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2068761 (or 2068759 counting only the distinct ones).

The product of its (nonzero) digits is 8960, while the sum is 32.

The square root of 8275028 is about 2876.6348395304. The cubic root of 8275028 is about 202.2661263786.

The spelling of 8275028 in words is "eight million, two hundred seventy-five thousand, twenty-eight".

Divisors: 1 2 4 2068757 4137514 8275028