Base | Representation |
---|---|
bin | 110000111001… |
… | …011010111010 |
3 | 220010020010200 |
4 | 300321122322 |
5 | 11240134411 |
6 | 1134423030 |
7 | 213644400 |
oct | 60713272 |
9 | 26106120 |
10 | 12818106 |
11 | 7265484 |
12 | 4361a76 |
13 | 286a4a2 |
14 | 19b9470 |
15 | 11d2e56 |
hex | c396ba |
12818106 has 36 divisors (see below), whose sum is σ = 32309082. Its totient is φ = 3662064.
The previous prime is 12818101. The next prime is 12818111. The reversal of 12818106 is 60181821.
It is an interprime number because it is at equal distance from previous prime (12818101) and next prime (12818111).
It can be written as a sum of positive squares in only one way, i.e., 10595025 + 2223081 = 3255^2 + 1491^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 12818106.
It is not an unprimeable number, because it can be changed into a prime (12818101) 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 17 ways as a sum of consecutive naturals, for example, 6385 + ... + 8148.
Almost surely, 212818106 is an apocalyptic number.
12818106 is an abundant number, since it is smaller than the sum of its proper divisors (19490976).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12818106 is a wasteful number, since it uses less digits than its factorization.
12818106 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14555 (or 14545 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 27.
The square root of 12818106 is about 3580.2382602279. The cubic root of 12818106 is about 234.0316634777.
Adding to 12818106 its reverse (60181821), we get a palindrome (72999927).
The spelling of 12818106 in words is "twelve million, eight hundred eighteen thousand, one hundred six".
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