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163028 = 2253769
BaseRepresentation
bin100111110011010100
322021122002
4213303110
520204103
63254432
71246205
oct476324
9267562
10163028
11101538
127a418
1359288
14435ac
1533488
hex27cd4

163028 has 12 divisors (see below), whose sum is σ = 291060. Its totient is φ = 79872.

The previous prime is 163027. The next prime is 163061. The reversal of 163028 is 820361.

It can be written as a sum of positive squares in 2 ways, for example, as 91204 + 71824 = 302^2 + 268^2 .

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 173 + ... + 596.

It is an arithmetic number, because the mean of its divisors is an integer number (24255).

2163028 is an apocalyptic number.

It is an amenable number.

163028 is a deficient number, since it is larger than the sum of its proper divisors (128032).

163028 is a wasteful number, since it uses less digits than its factorization.

163028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 826 (or 824 counting only the distinct ones).

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

The square root of 163028 is about 403.7672596930. The cubic root of 163028 is about 54.6286833774.

Adding to 163028 its reverse (820361), we get a palindrome (983389).

The spelling of 163028 in words is "one hundred sixty-three thousand, twenty-eight".

Divisors: 1 2 4 53 106 212 769 1538 3076 40757 81514 163028