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BaseRepresentation
bin1111110000010
3102001202
41332002
5224231
6101202
732342
oct17602
912052
108066
116073
124802
133896
142d22
1525cb
hex1f82

8066 has 8 divisors (see below), whose sum is σ = 12540. Its totient is φ = 3888.

The previous prime is 8059. The next prime is 8069. The reversal of 8066 is 6608.

It can be written as a sum of positive squares in 2 ways, for example, as 7225 + 841 = 85^2 + 29^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (8069) by changing a digit.

8066 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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, 20 + ... + 128.

28066 is an apocalyptic number.

8066 is a deficient number, since it is larger than the sum of its proper divisors (4474).

8066 is a wasteful number, since it uses less digits than its factorization.

8066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 8066 is about 89.8109124773. The cubic root of 8066 is about 20.0548494394.

The spelling of 8066 in words is "eight thousand, sixty-six".

Divisors: 1 2 37 74 109 218 4033 8066