Base | Representation |
---|---|
bin | 100101100111… |
… | …100100100101 |
3 | 200120000022112 |
4 | 211213210211 |
5 | 10011031123 |
6 | 551210405 |
7 | 146551322 |
oct | 45474445 |
9 | 20500275 |
10 | 9861413 |
11 | 5626031 |
12 | 3376a05 |
13 | 2073773 |
14 | 1449b49 |
15 | cebd78 |
hex | 967925 |
9861413 has 2 divisors, whose sum is σ = 9861414. Its totient is φ = 9861412.
The previous prime is 9861409. The next prime is 9861431. The reversal of 9861413 is 3141689.
It is a happy number.
9861413 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
Together with next prime (9861431) it forms an Ormiston pair, because they use the same digits, order apart.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 6240004 + 3621409 = 2498^2 + 1903^2 .
It is an emirp because it is prime and its reverse (3141689) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 9861413 - 22 = 9861409 is a prime.
It is a Chen prime.
It is a self number, because there is not a number n which added to its sum of digits gives 9861413.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (9861433) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4930706 + 4930707.
It is an arithmetic number, because the mean of its divisors is an integer number (4930707).
Almost surely, 29861413 is an apocalyptic number.
It is an amenable number.
9861413 is a deficient number, since it is larger than the sum of its proper divisors (1).
9861413 is an equidigital number, since it uses as much as digits as its factorization.
9861413 is an evil number, because the sum of its binary digits is even.
The product of its digits is 5184, while the sum is 32.
The square root of 9861413 is about 3140.2886809973. The cubic root of 9861413 is about 214.4435801573.
The spelling of 9861413 in words is "nine million, eight hundred sixty-one thousand, four hundred thirteen".
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