| Base | Representation |
|---|---|
| bin | 100011000101… |
| … | …010111100100 |
| 3 | 122022020221200 |
| 4 | 203011113210 |
| 5 | 4323301103 |
| 6 | 525042500 |
| 7 | 141113331 |
| oct | 43052744 |
| 9 | 18266850 |
| 10 | 9197028 |
| 11 | 5211955 |
| 12 | 30b6430 |
| 13 | 1ba0239 |
| 14 | 1315988 |
| 15 | c1a0a3 |
| hex | 8c55e4 |
9197028 has 18 divisors (see below), whose sum is σ = 23248134. Its totient is φ = 3065664.
The previous prime is 9197021. The next prime is 9197039. The reversal of 9197028 is 8207919.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 8892324 + 304704 = 2982^2 + 552^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is a super-3 number, since 3×91970283 (a number of 22 digits) contains 333 as substring.
It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 255473 = 9197028 / (9 + 1 + 9 + 7 + 0 + 2 + 8).
It is a junction number, because it is equal to n+sod(n) for n = 9196983 and 9197001.
It is not an unprimeable number, because it can be changed into a prime (9197021) by changing a digit.
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 5 ways as a sum of consecutive naturals, for example, 127701 + ... + 127772.
It is an arithmetic number, because the mean of its divisors is an integer number (1291563).
Almost surely, 29197028 is an apocalyptic number.
It is an amenable number.
9197028 is an abundant number, since it is smaller than the sum of its proper divisors (14051106).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9197028 is a wasteful number, since it uses less digits than its factorization.
9197028 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 255483 (or 255478 counting only the distinct ones).
The product of its (nonzero) digits is 9072, while the sum is 36.
The square root of 9197028 is about 3032.6602183562. The cubic root of 9197028 is about 209.5153449191.
The spelling of 9197028 in words is "nine million, one hundred ninety-seven thousand, twenty-eight".
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