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4162 = 22081
BaseRepresentation
bin1000001000010
312201011
41001002
5113122
631134
715064
oct10102
95634
104162
113144
1224aa
131b82
141734
151377
hex1042

4162 has 4 divisors (see below), whose sum is σ = 6246. Its totient is φ = 2080.

The previous prime is 4159. The next prime is 4177. The reversal of 4162 is 2614.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2614 = 21307.

It can be written as a sum of positive squares in only one way, i.e., 3721 + 441 = 61^2 + 21^2 .

It is a Smith number, since the sum of its digits (13) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a plaindrome in base 12 and base 15.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (3) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1039 + ... + 1042.

24162 is an apocalyptic number.

4162 is a deficient number, since it is larger than the sum of its proper divisors (2084).

4162 is a wasteful number, since it uses less digits than its factorization.

4162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2083.

The product of its digits is 48, while the sum is 13.

The square root of 4162 is about 64.5135644652. The cubic root of 4162 is about 16.0854800097.

Subtracting from 4162 its product of digits (48), we obtain a palindrome (4114).

Adding to 4162 its reverse (2614), we get a palindrome (6776).

The spelling of 4162 in words is "four thousand, one hundred sixty-two".

Divisors: 1 2 2081 4162