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14203124405 = 561173269177
BaseRepresentation
bin11010011101001001…
…00111101010110101
31100122211200110212122
431032210213222311
5213041444440110
610305210125325
71011652364651
oct151644475265
940584613778
1014203124405
116029325648
122904720845
13145471b332
1498a46da61
15581da8255
hex34e927ab5

14203124405 has 16 divisors (see below), whose sum is σ = 17423353584. Its totient is φ = 11111585280.

The previous prime is 14203124401. The next prime is 14203124413. The reversal of 14203124405 is 50442130241.

It can be written as a sum of positive squares in 8 ways, for example, as 1710815044 + 12492309361 = 41362^2 + 111769^2 .

It is not a de Polignac number, because 14203124405 - 22 = 14203124401 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 (14203124401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81824 + ... + 187353.

It is an arithmetic number, because the mean of its divisors is an integer number (1088959599).

Almost surely, 214203124405 is an apocalyptic number.

It is an amenable number.

14203124405 is a deficient number, since it is larger than the sum of its proper divisors (3220229179).

14203124405 is a wasteful number, since it uses less digits than its factorization.

14203124405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269416.

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 14203124405 its reverse (50442130241), we get a palindrome (64645254646).

The spelling of 14203124405 in words is "fourteen billion, two hundred three million, one hundred twenty-four thousand, four hundred five".

Divisors: 1 5 61 173 305 865 10553 52765 269177 1345885 16419797 46567621 82098985 232838105 2840624881 14203124405