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2275165505 = 51727612069
BaseRepresentation
bin1000011110011100…
…0100010101000001
312212120010101100002
42013213010111001
514124420244010
61013432405345
7110244405404
oct20747042501
95776111302
102275165505
11a682a9578
12535b46855
132a348b3a2
14178245d3b
15d4b181a5
hex879c4541

2275165505 has 24 divisors (see below), whose sum is σ = 2905460280. Its totient is φ = 1709987840.

The previous prime is 2275165499. The next prime is 2275165517. The reversal of 2275165505 is 5055615722.

It can be written as a sum of positive squares in 12 ways, for example, as 999318544 + 1275846961 = 31612^2 + 35719^2 .

It is not a de Polignac number, because 2275165505 - 26 = 2275165441 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1098611 + ... + 1100679.

It is an arithmetic number, because the mean of its divisors is an integer number (121060845).

Almost surely, 22275165505 is an apocalyptic number.

It is an amenable number.

2275165505 is a deficient number, since it is larger than the sum of its proper divisors (630294775).

2275165505 is a wasteful number, since it uses less digits than its factorization.

2275165505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2869 (or 2852 counting only the distinct ones).

The product of its (nonzero) digits is 105000, while the sum is 38.

The square root of 2275165505 is about 47698.6950031130. The cubic root of 2275165505 is about 1315.2379498754.

The spelling of 2275165505 in words is "two billion, two hundred seventy-five million, one hundred sixty-five thousand, five hundred five".

Divisors: 1 5 17 85 289 761 1445 2069 3805 10345 12937 35173 64685 175865 219929 597941 1099645 1574509 2989705 7872545 26766653 133833265 455033101 2275165505