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212002341 = 3374344417
BaseRepresentation
bin11001010001011…
…10011000100101
3112202220211112120
430220232120211
5413233033331
633011540153
75152663425
oct1450563045
9482824476
10212002341
11a9740551
125abba659
1334bca395
1420228485
151392a796
hexca2e625

212002341 has 16 divisors (see below), whose sum is σ = 297067584. Its totient is φ = 134313984.

The previous prime is 212002313. The next prime is 212002363. The reversal of 212002341 is 143200212.

It is not a de Polignac number, because 212002341 - 211 = 212000293 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 212002341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212002391) 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 in 15 ways as a sum of consecutive naturals, for example, 17436 + ... + 26981.

It is an arithmetic number, because the mean of its divisors is an integer number (18566724).

Almost surely, 2212002341 is an apocalyptic number.

It is an amenable number.

212002341 is a deficient number, since it is larger than the sum of its proper divisors (85065243).

212002341 is a wasteful number, since it uses less digits than its factorization.

212002341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44500.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 212002341 is about 14560.3001686092. The cubic root of 212002341 is about 596.2753905392.

Adding to 212002341 its reverse (143200212), we get a palindrome (355202553).

The spelling of 212002341 in words is "two hundred twelve million, two thousand, three hundred forty-one".

Divisors: 1 3 37 43 111 129 1591 4773 44417 133251 1643429 1909931 4930287 5729793 70667447 212002341