Base | Representation |
---|---|
bin | 101101111000… |
… | …010010010100 |
3 | 211122000222111 |
4 | 231320102110 |
5 | 11034331103 |
6 | 1105440404 |
7 | 204141136 |
oct | 55702224 |
9 | 24560874 |
10 | 12027028 |
11 | 68750a2 |
12 | 4040104 |
13 | 26513b0 |
14 | 1851056 |
15 | 10c886d |
hex | b78494 |
12027028 has 12 divisors (see below), whose sum is σ = 22666420. Its totient is φ = 5550912.
The previous prime is 12027017. The next prime is 12027049. The reversal of 12027028 is 82072021.
It can be written as a sum of positive squares in 2 ways, for example, as 1774224 + 10252804 = 1332^2 + 3202^2 .
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115593 + ... + 115696.
Almost surely, 212027028 is an apocalyptic number.
It is an amenable number.
12027028 is a deficient number, since it is larger than the sum of its proper divisors (10639392).
12027028 is a wasteful number, since it uses less digits than its factorization.
12027028 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 231306 (or 231304 counting only the distinct ones).
The product of its (nonzero) digits is 448, while the sum is 22.
The square root of 12027028 is about 3468.0005767012. Note that the first 3 decimals coincide. The cubic root of 12027028 is about 229.1146048274.
Adding to 12027028 its reverse (82072021), we get a palindrome (94099049).
The spelling of 12027028 in words is "twelve million, twenty-seven thousand, twenty-eight".
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