Base | Representation |
---|---|
bin | 11111010001010001101011 |
3 | 120102110111000 |
4 | 133101101223 |
5 | 4044302402 |
6 | 451410043 |
7 | 126450423 |
oct | 37212153 |
9 | 16373430 |
10 | 8197227 |
11 | 4699775 |
12 | 28b3923 |
13 | 191013c |
14 | 1135483 |
15 | abdc1c |
hex | 7d146b |
8197227 has 36 divisors (see below), whose sum is σ = 13274040. Its totient is φ = 4998672.
The previous prime is 8197201. The next prime is 8197271. The reversal of 8197227 is 7227918.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It is not a de Polignac number, because 8197227 - 27 = 8197099 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 8197191 and 8197200.
It is not an unprimeable number, because it can be changed into a prime (8197297) by changing a digit.
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 35 ways as a sum of consecutive naturals, for example, 282649 + ... + 282677.
Almost surely, 28197227 is an apocalyptic number.
8197227 is a gapful number since it is divisible by the number (87) formed by its first and last digit.
8197227 is a deficient number, since it is larger than the sum of its proper divisors (5076813).
8197227 is a wasteful number, since it uses less digits than its factorization.
8197227 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 105 (or 51 counting only the distinct ones).
The product of its digits is 14112, while the sum is 36.
The square root of 8197227 is about 2863.0799849114. The cubic root of 8197227 is about 201.6302339151.
The spelling of 8197227 in words is "eight million, one hundred ninety-seven thousand, two hundred twenty-seven".
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