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167042 = 2174
BaseRepresentation
bin101000110010000010
322111010202
4220302002
520321132
63325202
71264001
oct506202
9274122
10167042
11104557
1280802
135b055
1444c38
1534762
hex28c82

167042 has 10 divisors (see below), whose sum is σ = 266223. Its totient is φ = 78608.

The previous prime is 167039. The next prime is 167047. The reversal of 167042 is 240761.

167042 is nontrivially palindromic in base 16.

It can be written as a sum of positive squares in 3 ways, for example, as 160801 + 6241 = 401^2 + 79^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=289.

It is an Ulam number.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 167042.

It is not an unprimeable number, because it can be changed into a prime (167047) by changing a digit.

It is a polite number, since it can be written in 4 ways as a sum of consecutive naturals, for example, 9818 + ... + 9834.

167042 is a Friedman number, since it can be written as 17^4*(2+6*0), using all its digits and the basic arithmetic operations.

2167042 is an apocalyptic number.

167042 is a deficient number, since it is larger than the sum of its proper divisors (99181).

167042 is an frugal number, since it uses more digits than its factorization.

167042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70 (or 19 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 167042 is about 408.7077195258. The cubic root of 167042 is about 55.0734006217.

The spelling of 167042 in words is "one hundred sixty-seven thousand, forty-two".

Divisors: 1 2 17 34 289 578 4913 9826 83521 167042