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8225208 = 2332711609
BaseRepresentation
bin11111011000000110111000
3120110212212100
4133120012320
54101201313
6452143400
7126625125
oct37300670
916425770
108225208
1147087a2
122907b60
13191cab4
14114174c
15ac7173
hex7d81b8

8225208 has 48 divisors (see below), whose sum is σ = 22604400. Its totient is φ = 2701440.

The previous prime is 8225207. The next prime is 8225257. The reversal of 8225208 is 8025228.

8225208 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8225201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4308 + ... + 5916.

It is an arithmetic number, because the mean of its divisors is an integer number (470925).

Almost surely, 28225208 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8225208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11302200).

8225208 is an abundant number, since it is smaller than the sum of its proper divisors (14379192).

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

8225208 is a wasteful number, since it uses less digits than its factorization.

8225208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1692 (or 1685 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 27.

The square root of 8225208 is about 2867.9623428490. The cubic root of 8225208 is about 201.8593930494.

The spelling of 8225208 in words is "eight million, two hundred twenty-five thousand, two hundred eight".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 71 72 142 213 284 426 568 639 852 1278 1609 1704 2556 3218 4827 5112 6436 9654 12872 14481 19308 28962 38616 57924 114239 115848 228478 342717 456956 685434 913912 1028151 1370868 2056302 2741736 4112604 8225208