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382863 = 3139817
BaseRepresentation
bin1011101011110001111
3201110012010
41131132033
544222423
612112303
73153135
oct1353617
9643163
10382863
11241718
12165693
13105360
149d755
1578693
hex5d78f

382863 has 8 divisors (see below), whose sum is σ = 549808. Its totient is φ = 235584.

The previous prime is 382861. The next prime is 382867. The reversal of 382863 is 368283.

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

It is not a de Polignac number, because 382863 - 21 = 382861 is a prime.

It is a Duffinian number.

382863 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 382863.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (382861) 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 7 ways as a sum of consecutive naturals, for example, 4870 + ... + 4947.

It is an arithmetic number, because the mean of its divisors is an integer number (68726).

2382863 is an apocalyptic number.

382863 is a deficient number, since it is larger than the sum of its proper divisors (166945).

382863 is a wasteful number, since it uses less digits than its factorization.

382863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9833.

The product of its digits is 6912, while the sum is 30.

The square root of 382863 is about 618.7592423552. The cubic root of 382863 is about 72.6130143855.

The spelling of 382863 in words is "three hundred eighty-two thousand, eight hundred sixty-three".

Divisors: 1 3 13 39 9817 29451 127621 382863