Base | Representation |
---|---|
bin | 110000111101… |
… | …110101111100 |
3 | 220011010222120 |
4 | 300331311330 |
5 | 11241224340 |
6 | 1135042540 |
7 | 214051245 |
oct | 60756574 |
9 | 26133876 |
10 | 12836220 |
11 | 7278051 |
12 | 4370450 |
13 | 28757c7 |
14 | 19c1ccc |
15 | 11d84d0 |
hex | c3dd7c |
12836220 has 48 divisors (see below), whose sum is σ = 36103200. Its totient is φ = 3407616.
The previous prime is 12836189. The next prime is 12836221. The reversal of 12836220 is 2263821.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12836221) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20634 + ... + 21246.
It is an arithmetic number, because the mean of its divisors is an integer number (752150).
Almost surely, 212836220 is an apocalyptic number.
12836220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12836220 is an abundant number, since it is smaller than the sum of its proper divisors (23266980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12836220 is a wasteful number, since it uses less digits than its factorization.
12836220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 974 (or 972 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 24.
The square root of 12836220 is about 3582.7670870432. The cubic root of 12836220 is about 234.1418527732.
It can be divided in two parts, 1283 and 6220, that added together give a triangular number (7503 = T122).
The spelling of 12836220 in words is "twelve million, eight hundred thirty-six thousand, two hundred twenty".
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