Search a number
-
+
7018668107 = 114126957853
BaseRepresentation
bin1101000100101100…
…00110000001001011
3200010010212021121122
412202112012001023
5103333234334412
63120242225455
7335633460143
oct64226060113
920103767548
107018668107
112a81945260
12143a65528b
1387b141069
144a8219923
152b12a5572
hex1a258604b

7018668107 has 16 divisors (see below), whose sum is σ = 7872772320. Its totient is φ = 6201734400.

The previous prime is 7018668101. The next prime is 7018668169.

7018668107 is nontrivially palindromic in base 10.

7018668107 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 7018668107 - 210 = 7018667083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7018668101) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 92393 + ... + 150245.

It is an arithmetic number, because the mean of its divisors is an integer number (492048270).

Almost surely, 27018668107 is an apocalyptic number.

7018668107 is a deficient number, since it is larger than the sum of its proper divisors (854104213).

7018668107 is a wasteful number, since it uses less digits than its factorization.

7018668107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58174.

The product of its (nonzero) digits is 112896, while the sum is 44.

The square root of 7018668107 is about 83777.4916490104. The cubic root of 7018668107 is about 1914.6301877994.

The spelling of 7018668107 in words is "seven billion, eighteen million, six hundred sixty-eight thousand, one hundred seven".

Divisors: 1 11 41 269 451 2959 11029 57853 121319 636383 2371973 15562457 26091703 171187027 638060737 7018668107