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1100444141 = 4153506417
BaseRepresentation
bin100000110010111…
…0111000111101101
32211200200100120102
41001211313013231
54223203203031
6301110200445
736161422646
oct10145670755
92750610512
101100444141
11515198a75
12268653125
13146ca7ba4
14a62166cd
15669227cb
hex419771ed

1100444141 has 8 divisors (see below), whose sum is σ = 1148556024. Its totient is φ = 1053345280.

The previous prime is 1100444117. The next prime is 1100444159. The reversal of 1100444141 is 1414440011.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 14478025 + 1085966116 = 3805^2 + 32954^2 .

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 1100444141 - 26 = 1100444077 is a prime.

It is a super-2 number, since 2×11004441412 = 2421954614922455762, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100444101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 251036 + ... + 255381.

It is an arithmetic number, because the mean of its divisors is an integer number (143569503).

Almost surely, 21100444141 is an apocalyptic number.

It is an amenable number.

1100444141 is a deficient number, since it is larger than the sum of its proper divisors (48111883).

1100444141 is an equidigital number, since it uses as much as digits as its factorization.

1100444141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506511.

The product of its (nonzero) digits is 256, while the sum is 20.

The square root of 1100444141 is about 33172.9429053257. The cubic root of 1100444141 is about 1032.4190294657.

Adding to 1100444141 its reverse (1414440011), we get a palindrome (2514884152).

The spelling of 1100444141 in words is "one billion, one hundred million, four hundred forty-four thousand, one hundred forty-one".

Divisors: 1 41 53 2173 506417 20763097 26840101 1100444141