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212119 = 434933
BaseRepresentation
bin110011110010010111
3101202222021
4303302113
523241434
64314011
71542265
oct636227
9352867
10212119
11135406
12a2907
137571b
1457435
1542cb4
hex33c97

212119 has 4 divisors (see below), whose sum is σ = 217096. Its totient is φ = 207144.

The previous prime is 212117. The next prime is 212123. The reversal of 212119 is 911212.

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

It is a cyclic number.

It is not a de Polignac number, because 212119 - 21 = 212117 is a prime.

It is a super-2 number, since 2×2121192 = 89988940322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212117) 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 3 ways as a sum of consecutive naturals, for example, 2424 + ... + 2509.

It is an arithmetic number, because the mean of its divisors is an integer number (54274).

2212119 is an apocalyptic number.

212119 is a deficient number, since it is larger than the sum of its proper divisors (4977).

212119 is an equidigital number, since it uses as much as digits as its factorization.

212119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4976.

The product of its digits is 36, while the sum is 16.

The square root of 212119 is about 460.5637849419. The cubic root of 212119 is about 59.6384741746.

It can be divided in two parts, 2 and 12119, that added together give a palindrome (12121).

The spelling of 212119 in words is "two hundred twelve thousand, one hundred nineteen".

Divisors: 1 43 4933 212119