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212552063 = 392354181
BaseRepresentation
bin11001010101101…
…00100101111111
3112210221202121122
430222310211333
5413403131223
633031421155
75160443213
oct1452644577
9483852548
10212552063
11a9a86569
125b2247bb
1335060669
142032c943
15139d85c8
hexcab497f

212552063 has 4 divisors (see below), whose sum is σ = 212610168. Its totient is φ = 212493960.

The previous prime is 212552059. The next prime is 212552083. The reversal of 212552063 is 360255212.

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 212552063 - 22 = 212552059 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212552083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23168 + ... + 31013.

It is an arithmetic number, because the mean of its divisors is an integer number (53152542).

Almost surely, 2212552063 is an apocalyptic number.

212552063 is a deficient number, since it is larger than the sum of its proper divisors (58105).

212552063 is an equidigital number, since it uses as much as digits as its factorization.

212552063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58104.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 212552063 is about 14579.1653739163. The cubic root of 212552063 is about 596.7903263492.

The spelling of 212552063 in words is "two hundred twelve million, five hundred fifty-two thousand, sixty-three".

Divisors: 1 3923 54181 212552063