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16005424105 = 511738348029
BaseRepresentation
bin11101110011111111…
…10110001111101001
31112022110000210021101
432321333312033221
5230234342032410
611204111441401
71104425601016
oct167177661751
945273023241
1016005424105
116873710030
123128226261
131680c35068
14abb98470d
1563a217d3a
hex3b9ff63e9

16005424105 has 32 divisors (see below), whose sum is σ = 21495922560. Its totient is φ = 11342292480.

The previous prime is 16005424067. The next prime is 16005424213. The reversal of 16005424105 is 50142450061.

It is not a de Polignac number, because 16005424105 - 29 = 16005423593 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 309231 + ... + 357259.

It is an arithmetic number, because the mean of its divisors is an integer number (671747580).

Almost surely, 216005424105 is an apocalyptic number.

It is an amenable number.

16005424105 is a deficient number, since it is larger than the sum of its proper divisors (5490498455).

16005424105 is a wasteful number, since it uses less digits than its factorization.

16005424105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48201.

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 16005424105 its reverse (50142450061), we get a palindrome (66147874166).

The spelling of 16005424105 in words is "sixteen billion, five million, four hundred twenty-four thousand, one hundred five".

Divisors: 1 5 11 55 73 83 365 415 803 913 4015 4565 6059 30295 48029 66649 240145 333245 528319 2641595 3506117 3986407 17530585 19932035 38567287 43850477 192836435 219252385 291007711 1455038555 3201084821 16005424105