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110110212018 = 2326117234001
BaseRepresentation
bin110011010001100010…
…1000111111110110010
3101112012202210022211200
41212203011013332302
53301001203241033
6122330043552030
710645430234202
oct1464305077662
9345182708750
10110110212018
1142774387024
121940b82b616
13a4ca2a7911
145487ab2402
152ce6b18013
hex19a3147fb2

110110212018 has 12 divisors (see below), whose sum is σ = 238572126078. Its totient is φ = 36703404000.

The previous prime is 110110212011. The next prime is 110110212059. The reversal of 110110212018 is 810212011011.

It can be written as a sum of positive squares in only one way, i.e., 94406864049 + 15703347969 = 307257^2 + 125313^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 6117234001 = 110110212018 / (1 + 1 + 0 + 1 + 1 + 0 + 2 + 1 + 2 + 0 + 1 + 8).

It is not an unprimeable number, because it can be changed into a prime (110110212011) 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, 3058616983 + ... + 3058617018.

Almost surely, 2110110212018 is an apocalyptic number.

110110212018 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

110110212018 is an abundant number, since it is smaller than the sum of its proper divisors (128461914060).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

110110212018 is a wasteful number, since it uses less digits than its factorization.

110110212018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6117234009 (or 6117234006 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 18.

Adding to 110110212018 its reverse (810212011011), we get a palindrome (920322223029).

The spelling of 110110212018 in words is "one hundred ten billion, one hundred ten million, two hundred twelve thousand, eighteen".

Divisors: 1 2 3 6 9 18 6117234001 12234468002 18351702003 36703404006 55055106009 110110212018