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1100110001 = 1723806609
BaseRepresentation
bin100000110010010…
…0101100010110001
32211200001101012212
41001210211202301
54223112010001
6301055101505
736155531534
oct10144454261
92750041185
101100110001
11514a8aa21
12268511895
13146bbba83
14a616aa1b
15668a87bb
hex419258b1

1100110001 has 6 divisors (see below), whose sum is σ = 1168629270. Its totient is φ = 1035397376.

The previous prime is 1100109961. The next prime is 1100110007. The reversal of 1100110001 is 1000110011.

It can be written as a sum of positive squares in 3 ways, for example, as 469848976 + 630261025 = 21676^2 + 25105^2 .

It is a de Polignac number, because none of the positive numbers 2k-1100110001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1100110007) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1903016 + ... + 1903593.

It is an arithmetic number, because the mean of its divisors is an integer number (194771545).

Almost surely, 21100110001 is an apocalyptic number.

It is an amenable number.

1100110001 is a deficient number, since it is larger than the sum of its proper divisors (68519269).

1100110001 is an equidigital number, since it uses as much as digits as its factorization.

1100110001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3806643 (or 3806626 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 5.

The square root of 1100110001 is about 33167.9061895683. The cubic root of 1100110001 is about 1032.3145239594.

Adding to 1100110001 its reverse (1000110011), we get a palindrome (2100220012).

The spelling of 1100110001 in words is "one billion, one hundred million, one hundred ten thousand, one".

Divisors: 1 17 289 3806609 64712353 1100110001