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BaseRepresentation
bin101010000000111100
322202001210
4222000330
521001332
63404420
71314504
oct520074
9282053
10172092
11108328
1283710
136043b
1446a04
1535ecc
hex2a03c

172092 has 12 divisors (see below), whose sum is σ = 401576. Its totient is φ = 57360.

The previous prime is 172079. The next prime is 172093. The reversal of 172092 is 290271.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

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 172092.

It is not an unprimeable number, because it can be changed into a prime (172093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7159 + ... + 7182.

2172092 is an apocalyptic number.

172092 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

172092 is an abundant number, since it is smaller than the sum of its proper divisors (229484).

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

172092 is a wasteful number, since it uses less digits than its factorization.

172092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14348 (or 14346 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 21.

The square root of 172092 is about 414.8397280878. The cubic root of 172092 is about 55.6228913900.

The spelling of 172092 in words is "one hundred seventy-two thousand, ninety-two".