Base | Representation |
---|---|
bin | 11111010001100000110101 |
3 | 120102111210221 |
4 | 133101200311 |
5 | 4044320242 |
6 | 451414341 |
7 | 126453310 |
oct | 37214065 |
9 | 16374727 |
10 | 8198197 |
11 | 469a477 |
12 | 28b43b1 |
13 | 1910707 |
14 | 1135977 |
15 | abe167 |
hex | 7d1835 |
8198197 has 8 divisors (see below), whose sum is σ = 9426816. Its totient is φ = 6983952.
The previous prime is 8198191. The next prime is 8198219. The reversal of 8198197 is 7918918.
8198197 is digitally balanced in base 8, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 8198197 - 215 = 8165429 is a prime.
8198197 is strictly pandigital in base 8.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8198191) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2338 + ... + 4675.
It is an arithmetic number, because the mean of its divisors is an integer number (1178352).
Almost surely, 28198197 is an apocalyptic number.
8198197 is the 2338-th pentagonal number.
It is an amenable number.
8198197 is a deficient number, since it is larger than the sum of its proper divisors (1228619).
8198197 is a wasteful number, since it uses less digits than its factorization.
8198197 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7187.
The product of its digits is 36288, while the sum is 43.
The square root of 8198197 is about 2863.2493778922. The cubic root of 8198197 is about 201.6381867514.
The spelling of 8198197 in words is "eight million, one hundred ninety-eight thousand, one hundred ninety-seven".
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