Search a number
-
+
328741 = 726709
BaseRepresentation
bin1010000010000100101
3121200221121
41100100211
541004431
611013541
72536300
oct1202045
9550847
10328741
11204a96
1213a2b1
13b682a
1487b37
1567611
hex50425

328741 has 6 divisors (see below), whose sum is σ = 382470. Its totient is φ = 281736.

The previous prime is 328721. The next prime is 328753. The reversal of 328741 is 147823.

It can be written as a sum of positive squares in only one way, i.e., 298116 + 30625 = 546^2 + 175^2 .

It is not a de Polignac number, because 328741 - 25 = 328709 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328721) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3306 + ... + 3403.

It is an arithmetic number, because the mean of its divisors is an integer number (63745).

2328741 is an apocalyptic number.

It is an amenable number.

328741 is a deficient number, since it is larger than the sum of its proper divisors (53729).

328741 is an equidigital number, since it uses as much as digits as its factorization.

328741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6723 (or 6716 counting only the distinct ones).

The product of its digits is 1344, while the sum is 25.

The square root of 328741 is about 573.3593986323. The cubic root of 328741 is about 69.0162392639.

The spelling of 328741 in words is "three hundred twenty-eight thousand, seven hundred forty-one".

Divisors: 1 7 49 6709 46963 328741