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3205242 = 232178069
BaseRepresentation
bin1100001110100001111010
320000211202200
430032201322
51310031432
6152411030
736146505
oct14164172
96024680
103205242
11189a167
1210a6a76
13882bc1
145d613c
15434a7c
hex30e87a

3205242 has 12 divisors (see below), whose sum is σ = 6944730. Its totient is φ = 1068408.

The previous prime is 3205219. The next prime is 3205253. The reversal of 3205242 is 2425023.

3205242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 3164841 + 40401 = 1779^2 + 201^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 178069 = 3205242 / (3 + 2 + 0 + 5 + 2 + 4 + 2).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 89017 + ... + 89052.

Almost surely, 23205242 is an apocalyptic number.

3205242 is an abundant number, since it is smaller than the sum of its proper divisors (3739488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3205242 is a wasteful number, since it uses less digits than its factorization.

3205242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178077 (or 178074 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 3205242 is about 1790.3189659946. The cubic root of 3205242 is about 147.4416814361.

The spelling of 3205242 in words is "three million, two hundred five thousand, two hundred forty-two".

Divisors: 1 2 3 6 9 18 178069 356138 534207 1068414 1602621 3205242