Base | Representation |
---|---|
bin | 10010100101001011111101 |
3 | 100011110122001 |
4 | 102211023331 |
5 | 2221332114 |
6 | 252222301 |
7 | 56254621 |
oct | 22451375 |
9 | 10143561 |
10 | 4870909 |
11 | 282764a |
12 | 176a991 |
13 | 10170c4 |
14 | 90b181 |
15 | 663374 |
hex | 4a52fd |
4870909 has 4 divisors (see below), whose sum is σ = 4878940. Its totient is φ = 4862880.
The previous prime is 4870907. The next prime is 4870919. The reversal of 4870909 is 9090784.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 4214809 + 656100 = 2053^2 + 810^2 .
It is a cyclic number.
It is not a de Polignac number, because 4870909 - 21 = 4870907 is a prime.
It is a Duffinian number.
4870909 is a modest number, since divided by 909 gives 487 as remainder.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4870907) 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 3 ways as a sum of consecutive naturals, for example, 3024 + ... + 4345.
It is an arithmetic number, because the mean of its divisors is an integer number (1219735).
Almost surely, 24870909 is an apocalyptic number.
It is an amenable number.
4870909 is a deficient number, since it is larger than the sum of its proper divisors (8031).
4870909 is an equidigital number, since it uses as much as digits as its factorization.
4870909 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8030.
The product of its (nonzero) digits is 18144, while the sum is 37.
The square root of 4870909 is about 2207.0135930710. The cubic root of 4870909 is about 169.5131282923.
The spelling of 4870909 in words is "four million, eight hundred seventy thousand, nine hundred nine".
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