Search a number
-
+
3286390 = 25328639
BaseRepresentation
bin1100100010010101110110
320011222002011
430202111312
51320131030
6154234434
736635212
oct14422566
96158064
103286390
111945128
121125a1a
138b0b13
14617942
1544db2a
hex322576

3286390 has 8 divisors (see below), whose sum is σ = 5915520. Its totient is φ = 1314552.

The previous prime is 3286369. The next prime is 3286391. The reversal of 3286390 is 936823.

It is a happy number.

3286390 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3286391) by changing a digit.

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, 164310 + ... + 164329.

It is an arithmetic number, because the mean of its divisors is an integer number (739440).

Almost surely, 23286390 is an apocalyptic number.

3286390 is a deficient number, since it is larger than the sum of its proper divisors (2629130).

3286390 is a wasteful number, since it uses less digits than its factorization.

3286390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328646.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 3286390 is about 1812.8403128792. The cubic root of 3286390 is about 148.6756001076.

The spelling of 3286390 in words is "three million, two hundred eighty-six thousand, three hundred ninety".

Divisors: 1 2 5 10 328639 657278 1643195 3286390