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808248 = 233717283
BaseRepresentation
bin11000101010100111000
31112001201010
43011110320
5201330443
625153520
76604260
oct3052470
91461633
10808248
11502281
1232b8a0
13223b6c
141707a0
1510e733
hexc5538

808248 has 64 divisors (see below), whose sum is σ = 2453760. Its totient is φ = 216576.

The previous prime is 808237. The next prime is 808261. The reversal of 808248 is 842808.

It is an Ulam number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 808248.

It is an unprimeable number.

808248 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2715 + ... + 2997.

It is an arithmetic number, because the mean of its divisors is an integer number (38340).

2808248 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 808248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1226880).

808248 is an abundant number, since it is smaller than the sum of its proper divisors (1645512).

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

808248 is a wasteful number, since it uses less digits than its factorization.

808248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316 (or 312 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 30.

The square root of 808248 is about 899.0261397757. The cubic root of 808248 is about 93.1497183757.

The spelling of 808248 in words is "eight hundred eight thousand, two hundred forty-eight".

Divisors: 1 2 3 4 6 7 8 12 14 17 21 24 28 34 42 51 56 68 84 102 119 136 168 204 238 283 357 408 476 566 714 849 952 1132 1428 1698 1981 2264 2856 3396 3962 4811 5943 6792 7924 9622 11886 14433 15848 19244 23772 28866 33677 38488 47544 57732 67354 101031 115464 134708 202062 269416 404124 808248