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8255828 = 227436857
BaseRepresentation
bin11111011111100101010100
3120112102212102
4133133211110
54103141303
6452541232
7130113320
oct37374524
916472772
108255828
1147297a9
122921818
131930a09
14114c980
15ad1288
hex7df954

8255828 has 24 divisors (see below), whose sum is σ = 16898112. Its totient is φ = 3455424.

The previous prime is 8255803. The next prime is 8255831. The reversal of 8255828 is 8285528.

8255828 = T67 + T68 + ... + T367.

It is a junction number, because it is equal to n+sod(n) for n = 8255791 and 8255800.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2225 + ... + 4632.

It is an arithmetic number, because the mean of its divisors is an integer number (704088).

Almost surely, 28255828 is an apocalyptic number.

It is an amenable number.

8255828 is an abundant number, since it is smaller than the sum of its proper divisors (8642284).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8255828 is a wasteful number, since it uses less digits than its factorization.

8255828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6911 (or 6909 counting only the distinct ones).

The product of its digits is 51200, while the sum is 38.

The square root of 8255828 is about 2873.2956687400. The cubic root of 8255828 is about 202.1095703302.

The spelling of 8255828 in words is "eight million, two hundred fifty-five thousand, eight hundred twenty-eight".

Divisors: 1 2 4 7 14 28 43 86 172 301 602 1204 6857 13714 27428 47999 95998 191996 294851 589702 1179404 2063957 4127914 8255828