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33146 = 216573
BaseRepresentation
bin1000000101111010
31200110122
420011322
52030041
6413242
7165431
oct100572
950418
1033146
11229a3
1217222
1312119
14c118
159c4b
hex817a

33146 has 4 divisors (see below), whose sum is σ = 49722. Its totient is φ = 16572.

The previous prime is 33119. The next prime is 33149. The reversal of 33146 is 64133.

Adding to 33146 its reverse (64133), we get a palindrome (97279).

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 64133 = 591087.

It can be written as a sum of positive squares in only one way, i.e., 25921 + 7225 = 161^2 + 85^2 .

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 33146.

It is not an unprimeable number, because it can be changed into a prime (33149) 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 as a sum of consecutive naturals, namely, 8285 + ... + 8288.

233146 is an apocalyptic number.

33146 is a deficient number, since it is larger than the sum of its proper divisors (16576).

33146 is a wasteful number, since it uses less digits than its factorization.

33146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16575.

The product of its digits is 216, while the sum is 17.

The square root of 33146 is about 182.0604295282. The cubic root of 33146 is about 32.1225767424.

The spelling of 33146 in words is "thirty-three thousand, one hundred forty-six".

Divisors: 1 2 16573 33146