Base | Representation |
---|---|
bin | 11111010001001110001101 |
3 | 120102110011210 |
4 | 133101032031 |
5 | 4044301010 |
6 | 451405033 |
7 | 126446655 |
oct | 37211615 |
9 | 16373153 |
10 | 8197005 |
11 | 4699593 |
12 | 28b3779 |
13 | 190cccb |
14 | 1135365 |
15 | abdb20 |
hex | 7d138d |
8197005 has 8 divisors (see below), whose sum is σ = 13115232. Its totient is φ = 4371728.
The previous prime is 8197003. The next prime is 8197019. The reversal of 8197005 is 5007918.
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 8197005 - 21 = 8197003 is a prime.
It is an Ulam number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8197001) 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 7 ways as a sum of consecutive naturals, for example, 273219 + ... + 273248.
It is an arithmetic number, because the mean of its divisors is an integer number (1639404).
Almost surely, 28197005 is an apocalyptic number.
It is an amenable number.
8197005 is a deficient number, since it is larger than the sum of its proper divisors (4918227).
8197005 is a wasteful number, since it uses less digits than its factorization.
8197005 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 546475.
The product of its (nonzero) digits is 2520, while the sum is 30.
The square root of 8197005 is about 2863.0412152115. The cubic root of 8197005 is about 201.6284136933.
The spelling of 8197005 in words is "eight million, one hundred ninety-seven thousand, five".
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