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16552341205 = 535345720521
BaseRepresentation
bin11110110101001100…
…01010111011010101
31120201120011001111021
433122212022323111
5232344344404310
611334250041141
71124116402351
oct173246127325
946646131437
1016552341205
117024401a34
12325b4191b1
13173a33624a
14b30470461
1566d24c5da
hex3da98aed5

16552341205 has 16 divisors (see below), whose sum is σ = 19963637424. Its totient is φ = 13174824960.

The previous prime is 16552341187. The next prime is 16552341251. The reversal of 16552341205 is 50214325561.

It can be written as a sum of positive squares in 8 ways, for example, as 417752721 + 16134588484 = 20439^2 + 127022^2 .

It is not a de Polignac number, because 16552341205 - 25 = 16552341173 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 796345 + ... + 816865.

It is an arithmetic number, because the mean of its divisors is an integer number (1247727339).

Almost surely, 216552341205 is an apocalyptic number.

It is an amenable number.

16552341205 is a deficient number, since it is larger than the sum of its proper divisors (3411296219).

16552341205 is a wasteful number, since it uses less digits than its factorization.

16552341205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21336.

The product of its (nonzero) digits is 36000, while the sum is 34.

Adding to 16552341205 its reverse (50214325561), we get a palindrome (66766666766).

The spelling of 16552341205 in words is "sixteen billion, five hundred fifty-two million, three hundred forty-one thousand, two hundred five".

Divisors: 1 5 353 457 1765 2285 20521 102605 161321 806605 7243913 9378097 36219565 46890485 3310468241 16552341205