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384486 = 2364081
BaseRepresentation
bin1011101110111100110
3201112102020
41131313212
544300421
612124010
73160644
oct1356746
9645366
10384486
11242963
12166606
1310600b
14a0194
1578dc6
hex5dde6

384486 has 8 divisors (see below), whose sum is σ = 768984. Its totient is φ = 128160.

The previous prime is 384481. The next prime is 384487. The reversal of 384486 is 684483.

384486 is digitally balanced in base 3, 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.

384486 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (384481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32035 + ... + 32046.

It is an arithmetic number, because the mean of its divisors is an integer number (96123).

2384486 is an apocalyptic number.

384486 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

384486 is a wasteful number, since it uses less digits than its factorization.

384486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64086.

The product of its digits is 18432, while the sum is 33.

The square root of 384486 is about 620.0693509600. The cubic root of 384486 is about 72.7154746960.

It can be divided in two parts, 384 and 486, that multiplied together give a square (186624 = 4322).

The spelling of 384486 in words is "three hundred eighty-four thousand, four hundred eighty-six".

Divisors: 1 2 3 6 64081 128162 192243 384486