Base | Representation |
---|---|
bin | 11110111001110111110101 |
3 | 120020120222120 |
4 | 132321313311 |
5 | 4033220430 |
6 | 445350153 |
7 | 125601066 |
oct | 36716765 |
9 | 16216876 |
10 | 8101365 |
11 | 4633748 |
12 | 2868359 |
13 | 18a860c |
14 | 110c56d |
15 | aa0610 |
hex | 7b9df5 |
8101365 has 16 divisors (see below), whose sum is σ = 13003200. Its totient is φ = 4307072.
The previous prime is 8101363. The next prime is 8101369. The reversal of 8101365 is 5631018.
It is a cyclic number.
It is not a de Polignac number, because 8101365 - 21 = 8101363 is a prime.
It is a super-2 number, since 2×81013652 = 131264229726450, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8101363) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5641 + ... + 6929.
It is an arithmetic number, because the mean of its divisors is an integer number (812700).
Almost surely, 28101365 is an apocalyptic number.
It is an amenable number.
8101365 is a deficient number, since it is larger than the sum of its proper divisors (4901835).
8101365 is a wasteful number, since it uses less digits than its factorization.
8101365 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1716.
The product of its (nonzero) digits is 720, while the sum is 24.
The square root of 8101365 is about 2846.2896901053. The cubic root of 8101365 is about 200.8411655759.
The spelling of 8101365 in words is "eight million, one hundred one thousand, three hundred sixty-five".
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