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212302 = 21011051
BaseRepresentation
bin110011110101001110
3101210020001
4303311032
523243202
64314514
71542646
oct636516
9353201
10212302
11135562
12a2a3a
137582c
1457526
1542d87
hex33d4e

212302 has 8 divisors (see below), whose sum is σ = 321912. Its totient is φ = 105000.

The previous prime is 212297. The next prime is 212353. The reversal of 212302 is 203212.

Adding to 212302 its reverse (203212), we get a palindrome (415514).

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

It is a congruent number.

It is an unprimeable number.

212302 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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, 324 + ... + 727.

It is an arithmetic number, because the mean of its divisors is an integer number (40239).

2212302 is an apocalyptic number.

212302 is a deficient number, since it is larger than the sum of its proper divisors (109610).

212302 is a wasteful number, since it uses less digits than its factorization.

212302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1154.

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 212302 is about 460.7624116614. The cubic root of 212302 is about 59.6556197450.

The spelling of 212302 in words is "two hundred twelve thousand, three hundred two", and thus it is an iban number.

Divisors: 1 2 101 202 1051 2102 106151 212302