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214383 = 31323239
BaseRepresentation
bin110100010101101111
3101220002010
4310111233
523330013
64332303
71552011
oct642557
9356063
10214383
11137084
12a4093
1376770
14581b1
15437c3
hex3456f

214383 has 16 divisors (see below), whose sum is σ = 322560. Its totient is φ = 125664.

The previous prime is 214381. The next prime is 214391. The reversal of 214383 is 383412.

It is a happy number.

It is not a de Polignac number, because 214383 - 21 = 214381 is a prime.

It is a d-powerful number, because it can be written as 27 + 1 + 35 + 46 + 85 + 311 .

It is an alternating number because its digits alternate between even and odd.

It is a plaindrome in base 16.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 214383.

It is not an unprimeable number, because it can be changed into a prime (214381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 778 + ... + 1016.

It is an arithmetic number, because the mean of its divisors is an integer number (20160).

2214383 is an apocalyptic number.

214383 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

214383 is a deficient number, since it is larger than the sum of its proper divisors (108177).

214383 is a wasteful number, since it uses less digits than its factorization.

214383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278.

The product of its digits is 576, while the sum is 21.

The square root of 214383 is about 463.0151185437. The cubic root of 214383 is about 59.8499026037.

Adding to 214383 its reverse (383412), we get a palindrome (597795).

The spelling of 214383 in words is "two hundred fourteen thousand, three hundred eighty-three".

Divisors: 1 3 13 23 39 69 239 299 717 897 3107 5497 9321 16491 71461 214383