Base | Representation |
---|---|
bin | 110111000001… |
… | …0100001110101 |
3 | 2000021112112200 |
4 | 1232002201311 |
5 | 24341034242 |
6 | 2510135113 |
7 | 500121462 |
oct | 156024165 |
9 | 60245480 |
10 | 28846197 |
11 | 15312636 |
12 | 97b1499 |
13 | 5c8ca73 |
14 | 3b8c669 |
15 | 27ec04c |
hex | 1b82875 |
28846197 has 12 divisors (see below), whose sum is σ = 41743884. Its totient is φ = 19195200.
The previous prime is 28846187. The next prime is 28846217. The reversal of 28846197 is 79164882.
28846197 is a `hidden beast` number, since 28 + 8 + 4 + 619 + 7 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 27311076 + 1535121 = 5226^2 + 1239^2 .
It is not a de Polignac number, because 28846197 - 212 = 28842101 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28846187) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2743 + ... + 8075.
It is an arithmetic number, because the mean of its divisors is an integer number (3478657).
Almost surely, 228846197 is an apocalyptic number.
It is an amenable number.
28846197 is a deficient number, since it is larger than the sum of its proper divisors (12897687).
28846197 is a wasteful number, since it uses less digits than its factorization.
28846197 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5940 (or 5937 counting only the distinct ones).
The product of its digits is 193536, while the sum is 45.
The square root of 28846197 is about 5370.8655726987. The cubic root of 28846197 is about 306.6875798330.
The spelling of 28846197 in words is "twenty-eight million, eight hundred forty-six thousand, one hundred ninety-seven".
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