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320048 = 2483241
BaseRepresentation
bin1001110001000110000
3121021000122
41032020300
540220143
610505412
72502041
oct1161060
9537018
10320048
111a9503
12135268
13b28a1
14848c8
1564c68
hex4e230

320048 has 20 divisors (see below), whose sum is σ = 630168. Its totient is φ = 157440.

The previous prime is 320041. The next prime is 320053. The reversal of 320048 is 840023.

320048 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

320048 is a modest number, since divided by 48 gives 32 as remainder.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 320048.

It is not an unprimeable number, because it can be changed into a prime (320041) by changing a digit.

320048 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, 1208 + ... + 1448.

2320048 is an apocalyptic number.

It is an amenable number.

320048 is a deficient number, since it is larger than the sum of its proper divisors (310120).

320048 is a wasteful number, since it uses less digits than its factorization.

320048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332 (or 326 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 320048 is about 565.7278497652. The cubic root of 320048 is about 68.4024576480.

The spelling of 320048 in words is "three hundred twenty thousand, forty-eight".

Divisors: 1 2 4 8 16 83 166 241 332 482 664 964 1328 1928 3856 20003 40006 80012 160024 320048