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192808 = 23711313
BaseRepresentation
bin101111000100101000
3100210111001
4233010220
522132213
64044344
71432060
oct570450
9323431
10192808
11121950
12936b4
13699b5
14503a0
153c1dd
hex2f128

192808 has 32 divisors (see below), whose sum is σ = 452160. Its totient is φ = 74880.

The previous prime is 192799. The next prime is 192811. The reversal of 192808 is 808291.

It is a Harshad number since it is a multiple of its sum of digits (28).

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, 460 + ... + 772.

It is an arithmetic number, because the mean of its divisors is an integer number (14130).

2192808 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 192808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (226080).

192808 is an abundant number, since it is smaller than the sum of its proper divisors (259352).

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

192808 is a wasteful number, since it uses less digits than its factorization.

192808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337 (or 333 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 28.

The square root of 192808 is about 439.0990776579. The cubic root of 192808 is about 57.7707957813.

192808 divided by its sum of digits (28) gives a palindrome (6886).

It can be divided in two parts, 192 and 808, that added together give a cube (1000 = 103).

The spelling of 192808 in words is "one hundred ninety-two thousand, eight hundred eight".

Divisors: 1 2 4 7 8 11 14 22 28 44 56 77 88 154 308 313 616 626 1252 2191 2504 3443 4382 6886 8764 13772 17528 24101 27544 48202 96404 192808