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4115050805 = 5823010161
BaseRepresentation
bin1111010101000110…
…1011000100110101
3101121210012020111002
43311101223010311
531411423111210
61520155453045
7203655232445
oct36521530465
911553166432
104115050805
111821925638
1296a157185
13507704a08
142b0742125
151913ee4a5
hexf546b135

4115050805 has 4 divisors (see below), whose sum is σ = 4938060972. Its totient is φ = 3292040640.

The previous prime is 4115050769. The next prime is 4115050817. The reversal of 4115050805 is 5080505114.

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 2573938756 + 1541112049 = 50734^2 + 39257^2 .

It is not a de Polignac number, because 4115050805 - 26 = 4115050741 is a prime.

It is a super-2 number, since 2×41150508052 = 33867286255462296050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 411505076 + ... + 411505085.

It is an arithmetic number, because the mean of its divisors is an integer number (1234515243).

Almost surely, 24115050805 is an apocalyptic number.

It is an amenable number.

4115050805 is a deficient number, since it is larger than the sum of its proper divisors (823010167).

4115050805 is an equidigital number, since it uses as much as digits as its factorization.

4115050805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 823010166.

The product of its (nonzero) digits is 4000, while the sum is 29.

The square root of 4115050805 is about 64148.6617553320. The cubic root of 4115050805 is about 1602.4767376960.

Adding to 4115050805 its reverse (5080505114), we get a palindrome (9195555919).

The spelling of 4115050805 in words is "four billion, one hundred fifteen million, fifty thousand, eight hundred five".

Divisors: 1 5 823010161 4115050805