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383223 = 3139919
BaseRepresentation
bin1011101100011110111
3201110200110
41131203313
544230343
612114103
73154161
oct1354367
9643613
10383223
11241a15
12165933
13105579
149d931
1578833
hex5d8f7

383223 has 8 divisors (see below), whose sum is σ = 515200. Its totient is φ = 253368.

The previous prime is 383221. The next prime is 383261. The reversal of 383223 is 322383.

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

It is not a de Polignac number, because 383223 - 21 = 383221 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 383223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (383221) 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, 43 + ... + 876.

It is an arithmetic number, because the mean of its divisors is an integer number (64400).

2383223 is an apocalyptic number.

383223 is a deficient number, since it is larger than the sum of its proper divisors (131977).

383223 is a wasteful number, since it uses less digits than its factorization.

383223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1061.

The product of its digits is 864, while the sum is 21.

The square root of 383223 is about 619.0500787497. The cubic root of 383223 is about 72.6357662108.

It can be divided in two parts, 383 and 223, that added together give a palindrome (606).

The spelling of 383223 in words is "three hundred eighty-three thousand, two hundred twenty-three".

Divisors: 1 3 139 417 919 2757 127741 383223