Base | Representation |
---|---|
bin | 11110100010110001010101 |
3 | 120001210011222 |
4 | 132202301111 |
5 | 4022203431 |
6 | 443340125 |
7 | 125025161 |
oct | 36426125 |
9 | 16053158 |
10 | 8006741 |
11 | 4579646 |
12 | 2821645 |
13 | 1874522 |
14 | 10c5ca1 |
15 | a8257b |
hex | 7a2c55 |
8006741 has 4 divisors (see below), whose sum is σ = 8119584. Its totient is φ = 7893900.
The previous prime is 8006699. The next prime is 8006749. The reversal of 8006741 is 1476008.
8006741 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 8006741 - 210 = 8005717 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 8006741.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8006749) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56315 + ... + 56456.
It is an arithmetic number, because the mean of its divisors is an integer number (2029896).
Almost surely, 28006741 is an apocalyptic number.
It is an amenable number.
8006741 is a deficient number, since it is larger than the sum of its proper divisors (112843).
8006741 is a wasteful number, since it uses less digits than its factorization.
8006741 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 112842.
The product of its (nonzero) digits is 1344, while the sum is 26.
The square root of 8006741 is about 2829.6185255260. The cubic root of 8006741 is about 200.0561592292.
It can be divided in two parts, 80067 and 41, that added together give a palindrome (80108).
The spelling of 8006741 in words is "eight million, six thousand, seven hundred forty-one".
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