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211042413 = 32371075923
BaseRepresentation
bin11001001010001…
…00000001101101
3112201010001202200
430211010001231
5413011324123
632535212113
75141555001
oct1445040155
9481101680
10211042413
11a914531a
125a817039
133495248a
1420058701
15137db143
hexc94406d

211042413 has 24 divisors (see below), whose sum is σ = 316057248. Its totient is φ = 135590112.

The previous prime is 211042397. The next prime is 211042427. The reversal of 211042413 is 314240112.

211042413 is a `hidden beast` number, since 211 + 0 + 42 + 413 = 666.

It is not a de Polignac number, because 211042413 - 24 = 211042397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211042453) 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 23 ways as a sum of consecutive naturals, for example, 32670 + ... + 38592.

It is an arithmetic number, because the mean of its divisors is an integer number (13169052).

Almost surely, 2211042413 is an apocalyptic number.

It is an amenable number.

211042413 is a deficient number, since it is larger than the sum of its proper divisors (105014835).

211042413 is a wasteful number, since it uses less digits than its factorization.

211042413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6073 (or 6070 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 211042413 is about 14527.2988886441. The cubic root of 211042413 is about 595.3740679126.

Adding to 211042413 its reverse (314240112), we get a palindrome (525282525).

The spelling of 211042413 in words is "two hundred eleven million, forty-two thousand, four hundred thirteen".

Divisors: 1 3 9 37 107 111 321 333 963 3959 5923 11877 17769 35631 53307 219151 633761 657453 1901283 1972359 5703849 23449157 70347471 211042413