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2204534545 = 5440906909
BaseRepresentation
bin1000001101100110…
…1000011100010001
312200122012221212121
42003121220130101
514003330101140
61002430454241
7105426143263
oct20331503421
95618187777
102204534545
11a31447484
12516364381
1329195b615
1416cadbb33
15cd81564a
hex83668711

2204534545 has 4 divisors (see below), whose sum is σ = 2645441460. Its totient is φ = 1763627632.

The previous prime is 2204534533. The next prime is 2204534573. The reversal of 2204534545 is 5454354022.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 487923921 + 1716610624 = 22089^2 + 41432^2 .

It is a cyclic number.

It is not a de Polignac number, because 2204534545 - 25 = 2204534513 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2204534545.

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 3 ways as a sum of consecutive naturals, for example, 220453450 + ... + 220453459.

It is an arithmetic number, because the mean of its divisors is an integer number (661360365).

Almost surely, 22204534545 is an apocalyptic number.

It is an amenable number.

2204534545 is a deficient number, since it is larger than the sum of its proper divisors (440906915).

2204534545 is an equidigital number, since it uses as much as digits as its factorization.

2204534545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440906914.

The product of its (nonzero) digits is 96000, while the sum is 34.

The square root of 2204534545 is about 46952.4711277266. The cubic root of 2204534545 is about 1301.4844079306.

Adding to 2204534545 its reverse (5454354022), we get a palindrome (7658888567).

The spelling of 2204534545 in words is "two billion, two hundred four million, five hundred thirty-four thousand, five hundred forty-five".

Divisors: 1 5 440906909 2204534545