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180118114916 = 2289505949761
BaseRepresentation
bin1010011110111111100…
…0000101001001100100
3122012220202000021110012
42213233320011021210
510422340214134131
6214424540145352
716004331500315
oct2475770051144
9565822007405
10180118114916
116a429a86713
122aaa9238258
1313ca625b42c
148a0978460c
154a42c8a52b
hex29efe05264

180118114916 has 12 divisors (see below), whose sum is σ = 318748350060. Its totient is φ = 89047157760.

The previous prime is 180118114909. The next prime is 180118114919. The reversal of 180118114916 is 619411811081.

180118114916 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 37608844900 + 142509270016 = 193930^2 + 377504^2 .

It is not an unprimeable number, because it can be changed into a prime (180118114919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 252974525 + ... + 252975236.

It is an arithmetic number, because the mean of its divisors is an integer number (26562362505).

Almost surely, 2180118114916 is an apocalyptic number.

It is an amenable number.

180118114916 is a deficient number, since it is larger than the sum of its proper divisors (138630235144).

180118114916 is a wasteful number, since it uses less digits than its factorization.

180118114916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505949854 (or 505949852 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 41.

Adding to 180118114916 its reverse (619411811081), we get a palindrome (799529925997).

The spelling of 180118114916 in words is "one hundred eighty billion, one hundred eighteen million, one hundred fourteen thousand, nine hundred sixteen".

Divisors: 1 2 4 89 178 356 505949761 1011899522 2023799044 45029528729 90059057458 180118114916