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223135 = 5114057
BaseRepresentation
bin110110011110011111
3102100002021
4312132133
524120020
64441011
71616353
oct663637
9370067
10223135
11142710
12a9167
137a743
145b463
15461aa
hex3679f

223135 has 8 divisors (see below), whose sum is σ = 292176. Its totient is φ = 162240.

The previous prime is 223133. The next prime is 223151. The reversal of 223135 is 531322.

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

It is not a de Polignac number, because 223135 - 21 = 223133 is a prime.

It is a super-3 number, since 3×2231353 = 33329158319956125, which contains 333 as substring.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223133) 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, 1974 + ... + 2083.

It is an arithmetic number, because the mean of its divisors is an integer number (36522).

2223135 is an apocalyptic number.

223135 is a deficient number, since it is larger than the sum of its proper divisors (69041).

223135 is a wasteful number, since it uses less digits than its factorization.

223135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4073.

The product of its digits is 180, while the sum is 16.

The square root of 223135 is about 472.3716756962. The cubic root of 223135 is about 60.6535045041.

Adding to 223135 its reverse (531322), we get a palindrome (754457).

The spelling of 223135 in words is "two hundred twenty-three thousand, one hundred thirty-five".

Divisors: 1 5 11 55 4057 20285 44627 223135