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3284780 = 225164239
BaseRepresentation
bin1100100001111100101100
320011212212112
430201330230
51320103110
6154223152
736630422
oct14417454
96155775
103284780
1119439a4
121124ab8
138b0175
14617112
1544d405
hex321f2c

3284780 has 12 divisors (see below), whose sum is σ = 6898080. Its totient is φ = 1313904.

The previous prime is 3284779. The next prime is 3284807. The reversal of 3284780 is 874823.

3284780 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 82100 + ... + 82139.

It is an arithmetic number, because the mean of its divisors is an integer number (574840).

Almost surely, 23284780 is an apocalyptic number.

It is an amenable number.

3284780 is an abundant number, since it is smaller than the sum of its proper divisors (3613300).

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

3284780 is a wasteful number, since it uses less digits than its factorization.

3284780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164248 (or 164246 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 32.

The square root of 3284780 is about 1812.3962039245. The cubic root of 3284780 is about 148.6513174534.

The spelling of 3284780 in words is "three million, two hundred eighty-four thousand, seven hundred eighty".

Divisors: 1 2 4 5 10 20 164239 328478 656956 821195 1642390 3284780