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212414 = 2106207
BaseRepresentation
bin110011110110111110
3101210101012
4303312332
523244124
64315222
71543166
oct636676
9353335
10212414
11135654
12a2b12
13758b7
14575a6
1542e0e
hex33dbe

212414 has 4 divisors (see below), whose sum is σ = 318624. Its totient is φ = 106206.

The previous prime is 212411. The next prime is 212419. The reversal of 212414 is 414212.

212414 is an esthetic number in base 3, because in such base its adjacent digits differ by 1.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212411) 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 as a sum of consecutive naturals, namely, 53102 + ... + 53105.

It is an arithmetic number, because the mean of its divisors is an integer number (79656).

2212414 is an apocalyptic number.

212414 is a deficient number, since it is larger than the sum of its proper divisors (106210).

212414 is a wasteful number, since it uses less digits than its factorization.

212414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106209.

The product of its digits is 64, while the sum is 14.

The square root of 212414 is about 460.8839333281. The cubic root of 212414 is about 59.6661083490. Note that the first 3 decimals are identical.

Adding to 212414 its reverse (414212), we get a palindrome (626626).

It can be divided in two parts, 212 and 414, that added together give a palindrome (626).

The spelling of 212414 in words is "two hundred twelve thousand, four hundred fourteen", and thus it is an iban number.

Divisors: 1 2 106207 212414