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2200005545 = 52319130483
BaseRepresentation
bin1000001100100001…
…0110101110101001
312200022200212020212
42003020112232221
514001200134140
61002145430505
7105342511223
oct20310265651
95608625225
102200005545
11a29933801
1251493b435
13290a3403a
1416c27d413
15cd21d765
hex83216ba9

2200005545 has 8 divisors (see below), whose sum is σ = 2754789696. Its totient is φ = 1683482416.

The previous prime is 2200005539. The next prime is 2200005559. The reversal of 2200005545 is 5455000022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2200005545 - 214 = 2199989161 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2200005545.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9565127 + ... + 9565356.

It is an arithmetic number, because the mean of its divisors is an integer number (344348712).

Almost surely, 22200005545 is an apocalyptic number.

It is an amenable number.

2200005545 is a deficient number, since it is larger than the sum of its proper divisors (554784151).

2200005545 is a wasteful number, since it uses less digits than its factorization.

2200005545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19130511.

The product of its (nonzero) digits is 2000, while the sum is 23.

The square root of 2200005545 is about 46904.2167080957. The cubic root of 2200005545 is about 1300.5925395443.

Adding to 2200005545 its reverse (5455000022), we get a palindrome (7655005567).

The spelling of 2200005545 in words is "two billion, two hundred million, five thousand, five hundred forty-five".

Divisors: 1 5 23 115 19130483 95652415 440001109 2200005545