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171092 = 2242773
BaseRepresentation
bin101001110001010100
322200200202
4221301110
520433332
63400032
71311545
oct516124
9280622
10171092
111075a9
1283018
135cb4c
14464cc
1535a62
hex29c54

171092 has 6 divisors (see below), whose sum is σ = 299418. Its totient is φ = 85544.

The previous prime is 171091. The next prime is 171103. The reversal of 171092 is 290171.

It can be written as a sum of positive squares in only one way, i.e., 111556 + 59536 = 334^2 + 244^2 .

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 171092.

It is not an unprimeable number, because it can be changed into a prime (171091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21383 + ... + 21390.

It is an arithmetic number, because the mean of its divisors is an integer number (49903).

2171092 is an apocalyptic number.

It is an amenable number.

171092 is a deficient number, since it is larger than the sum of its proper divisors (128326).

171092 is a wasteful number, since it uses less digits than its factorization.

171092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42777 (or 42775 counting only the distinct ones).

The product of its (nonzero) digits is 126, while the sum is 20.

The square root of 171092 is about 413.6326872963. The cubic root of 171092 is about 55.5149433560.

The spelling of 171092 in words is "one hundred seventy-one thousand, ninety-two".

Divisors: 1 2 4 42773 85546 171092