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192988 = 2248247
BaseRepresentation
bin101111000111011100
3100210201201
4233013130
522133423
64045244
71432435
oct570734
9323651
10192988
11121aa4
1293824
1369ac3
145048c
153c2ad
hex2f1dc

192988 has 6 divisors (see below), whose sum is σ = 337736. Its totient is φ = 96492.

The previous prime is 192979. The next prime is 192991. The reversal of 192988 is 889291.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24120 + ... + 24127.

2192988 is an apocalyptic number.

It is an amenable number.

192988 is a deficient number, since it is larger than the sum of its proper divisors (144748).

192988 is a wasteful number, since it uses less digits than its factorization.

192988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48251 (or 48249 counting only the distinct ones).

The product of its digits is 10368, while the sum is 37.

The square root of 192988 is about 439.3039949739. The cubic root of 192988 is about 57.7887679072.

It can be divided in two parts, 19298 and 8, that added together give a triangular number (19306 = T196).

The spelling of 192988 in words is "one hundred ninety-two thousand, nine hundred eighty-eight".

Divisors: 1 2 4 48247 96494 192988