Base | Representation |
---|---|
bin | 11110111101101011100101 |
3 | 120021101101100 |
4 | 132331223211 |
5 | 4034220330 |
6 | 445550313 |
7 | 125664423 |
oct | 36755345 |
9 | 16241340 |
10 | 8116965 |
11 | 464443a |
12 | 2875399 |
13 | 18b274c |
14 | 1114113 |
15 | aa5060 |
hex | 7bdae5 |
8116965 has 24 divisors (see below), whose sum is σ = 14304888. Its totient is φ = 4256640.
The previous prime is 8116963. The next prime is 8116967. The reversal of 8116965 is 5696118.
It is an interprime number because it is at equal distance from previous prime (8116963) and next prime (8116967).
It can be written as a sum of positive squares in 4 ways, for example, as 181476 + 7935489 = 426^2 + 2817^2 .
It is not a de Polignac number, because 8116965 - 21 = 8116963 is a prime.
It is a super-2 number, since 2×81169652 = 131770241622450, which contains 22 as substring.
It is an Ulam number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8116961) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1267 + ... + 4223.
It is an arithmetic number, because the mean of its divisors is an integer number (596037).
Almost surely, 28116965 is an apocalyptic number.
It is an amenable number.
8116965 is a deficient number, since it is larger than the sum of its proper divisors (6187923).
8116965 is a wasteful number, since it uses less digits than its factorization.
8116965 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3029 (or 3026 counting only the distinct ones).
The product of its digits is 12960, while the sum is 36.
The square root of 8116965 is about 2849.0287818834. The cubic root of 8116965 is about 200.9699962641.
It can be divided in two parts, 811 and 6965, that added together give a 5-th power (7776 = 65).
The spelling of 8116965 in words is "eight million, one hundred sixteen thousand, nine hundred sixty-five".
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