Base | Representation |
---|---|
bin | 100111010000000110100 |
3 | 2102100022220 |
4 | 10322000310 |
5 | 312124241 |
6 | 43322340 |
7 | 13634562 |
oct | 4720064 |
9 | 2370286 |
10 | 1286196 |
11 | 7a937a |
12 | 5203b0 |
13 | 360582 |
14 | 256a32 |
15 | 1a6166 |
hex | 13a034 |
1286196 has 12 divisors (see below), whose sum is σ = 3001152. Its totient is φ = 428728.
The previous prime is 1286191. The next prime is 1286209. The reversal of 1286196 is 6916821.
1286196 = T369 + T370 + ... + T386.
It is a tau number, because it is divible by the number of its divisors (12).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1286191) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53580 + ... + 53603.
It is an arithmetic number, because the mean of its divisors is an integer number (250096).
21286196 is an apocalyptic number.
It is an amenable number.
1286196 is an abundant number, since it is smaller than the sum of its proper divisors (1714956).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1286196 is a wasteful number, since it uses less digits than its factorization.
1286196 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 107190 (or 107188 counting only the distinct ones).
The product of its digits is 5184, while the sum is 33.
The square root of 1286196 is about 1134.1058151689. The cubic root of 1286196 is about 108.7516157773.
The spelling of 1286196 in words is "one million, two hundred eighty-six thousand, one hundred ninety-six".
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