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42183 = 3243109
BaseRepresentation
bin1010010011000111
32010212100
422103013
52322213
6523143
7233661
oct122307
963770
1042183
1129769
12204b3
131627b
1411531
15c773
hexa4c7

42183 has 12 divisors (see below), whose sum is σ = 62920. Its totient is φ = 27216.

The previous prime is 42181. The next prime is 42187. The reversal of 42183 is 38124.

It is a happy number.

42183 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42183 - 21 = 42181 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42181) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 333 + ... + 441.

242183 is an apocalyptic number.

42183 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

42183 is a deficient number, since it is larger than the sum of its proper divisors (20737).

42183 is a wasteful number, since it uses less digits than its factorization.

42183 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158 (or 155 counting only the distinct ones).

The product of its digits is 192, while the sum is 18.

The square root of 42183 is about 205.3850043212. The cubic root of 42183 is about 34.8106784511.

It can be divided in two parts, 421 and 83, that multiplied together give a palindrome (34943).

The spelling of 42183 in words is "forty-two thousand, one hundred eighty-three".

Divisors: 1 3 9 43 109 129 327 387 981 4687 14061 42183