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808227284 = 221107118251
BaseRepresentation
bin110000001011001…
…001000111010100
32002022211012101212
4300023021013110
53123401233114
6212111040552
726012550524
oct6013110724
92068735355
10808227284
11385250137
121a6810158
13cb5a38c7
14794ab684
154ae4eb3e
hex302c91d4

808227284 has 12 divisors (see below), whose sum is σ = 1414603008. Its totient is φ = 404055000.

The previous prime is 808227281. The next prime is 808227331. The reversal of 808227284 is 482722808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (808227281) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35159 + ... + 53409.

It is an arithmetic number, because the mean of its divisors is an integer number (117883584).

Almost surely, 2808227284 is an apocalyptic number.

It is an amenable number.

808227284 is a deficient number, since it is larger than the sum of its proper divisors (606375724).

808227284 is a wasteful number, since it uses less digits than its factorization.

808227284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29326 (or 29324 counting only the distinct ones).

The product of its (nonzero) digits is 114688, while the sum is 41.

The square root of 808227284 is about 28429.3384376070. The cubic root of 808227284 is about 931.4892253659.

The spelling of 808227284 in words is "eight hundred eight million, two hundred twenty-seven thousand, two hundred eighty-four".

Divisors: 1 2 4 11071 18251 22142 36502 44284 73004 202056821 404113642 808227284