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211414265 = 5311363963
BaseRepresentation
bin11001001100111…
…10110011111001
3112201210221211222
430212132303321
5413110224030
632551201425
75144664056
oct1446366371
9481727758
10211414265
11a9379737
125a976275
1334a527ca
142011402d
15138613e5
hexc99ecf9

211414265 has 8 divisors (see below), whose sum is σ = 261881088. Its totient is φ = 163675440.

The previous prime is 211414253. The next prime is 211414267. The reversal of 211414265 is 562414112.

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

It is not a de Polignac number, because 211414265 - 214 = 211397881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211414267) 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 7 ways as a sum of consecutive naturals, for example, 681827 + ... + 682136.

It is an arithmetic number, because the mean of its divisors is an integer number (32735136).

Almost surely, 2211414265 is an apocalyptic number.

It is an amenable number.

211414265 is a deficient number, since it is larger than the sum of its proper divisors (50466823).

211414265 is a wasteful number, since it uses less digits than its factorization.

211414265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1363999.

The product of its digits is 1920, while the sum is 26.

The square root of 211414265 is about 14540.0916434526. The cubic root of 211414265 is about 595.7235413245.

Adding to 211414265 its reverse (562414112), we get a palindrome (773828377).

The spelling of 211414265 in words is "two hundred eleven million, four hundred fourteen thousand, two hundred sixty-five".

Divisors: 1 5 31 155 1363963 6819815 42282853 211414265