Base | Representation |
---|---|
bin | 110000110011… |
… | …110101011100 |
3 | 220002001202100 |
4 | 300303311130 |
5 | 11233421403 |
6 | 1134125100 |
7 | 213520605 |
oct | 60636534 |
9 | 26061670 |
10 | 12795228 |
11 | 724a276 |
12 | 4350790 |
13 | 285cc54 |
14 | 19b0dac |
15 | 11cb2a3 |
hex | c33d5c |
12795228 has 36 divisors (see below), whose sum is σ = 32588920. Its totient is φ = 4232736.
The previous prime is 12795193. The next prime is 12795241. The reversal of 12795228 is 82259721.
12795228 is a `hidden beast` number, since 127 + 9 + 522 + 8 = 666.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 12795192 and 12795201.
It is a congruent number.
It is an unprimeable number.
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 11 ways as a sum of consecutive naturals, for example, 3726 + ... + 6282.
Almost surely, 212795228 is an apocalyptic number.
12795228 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
12795228 is an abundant number, since it is smaller than the sum of its proper divisors (19793692).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12795228 is a wasteful number, since it uses less digits than its factorization.
12795228 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2706 (or 2701 counting only the distinct ones).
The product of its digits is 20160, while the sum is 36.
The square root of 12795228 is about 3577.0417945559. The cubic root of 12795228 is about 233.8923458341.
The spelling of 12795228 in words is "twelve million, seven hundred ninety-five thousand, two hundred twenty-eight".
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