Base | Representation |
---|---|
bin | 11000110010001011110 |
3 | 1112021000202 |
4 | 3012101132 |
5 | 201442001 |
6 | 25223502 |
7 | 6621500 |
oct | 3062136 |
9 | 1467022 |
10 | 812126 |
11 | 505187 |
12 | 331b92 |
13 | 225863 |
14 | 171d70 |
15 | 11096b |
hex | c645e |
812126 has 12 divisors (see below), whose sum is σ = 1417248. Its totient is φ = 348012.
The previous prime is 812101. The next prime is 812129. The reversal of 812126 is 621218.
812126 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 812098 and 812107.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (812129) by changing a digit.
812126 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4046 + ... + 4241.
It is an arithmetic number, because the mean of its divisors is an integer number (118104).
2812126 is an apocalyptic number.
812126 is a deficient number, since it is larger than the sum of its proper divisors (605122).
812126 is a wasteful number, since it uses less digits than its factorization.
812126 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8303 (or 8296 counting only the distinct ones).
The product of its digits is 192, while the sum is 20.
The square root of 812126 is about 901.1803371135. The cubic root of 812126 is about 93.2984591931.
It can be divided in two parts, 81212 and 6, that added together give a palindrome (81218).
The spelling of 812126 in words is "eight hundred twelve thousand, one hundred twenty-six".
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