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192388 = 2276871
BaseRepresentation
bin101110111110000100
3100202220111
4232332010
522124023
64042404
71430620
oct567604
9322814
10192388
111215a9
1293404
1369751
1450180
153c00d
hex2ef84

192388 has 12 divisors (see below), whose sum is σ = 384832. Its totient is φ = 82440.

The previous prime is 192383. The next prime is 192391. The reversal of 192388 is 883291.

192388 is nontrivially palindromic in base 6.

192388 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

192388 is an admirable number.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (192383) 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, 3408 + ... + 3463.

2192388 is an apocalyptic number.

It is an amenable number.

192388 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

192388 is a wasteful number, since it uses less digits than its factorization.

192388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6882 (or 6880 counting only the distinct ones).

The product of its digits is 3456, while the sum is 31.

The square root of 192388 is about 438.6205649534. The cubic root of 192388 is about 57.7288172781.

The spelling of 192388 in words is "one hundred ninety-two thousand, three hundred eighty-eight".

Divisors: 1 2 4 7 14 28 6871 13742 27484 48097 96194 192388