Base | Representation |
---|---|
bin | 1111011100101101111001 |
3 | 21121202021001 |
4 | 33130231321 |
5 | 2014043120 |
6 | 222445001 |
7 | 46264645 |
oct | 17345571 |
9 | 7552231 |
10 | 4049785 |
11 | 2316733 |
12 | 1433761 |
13 | aba42c |
14 | 775c25 |
15 | 54ee0a |
hex | 3dcb79 |
4049785 has 8 divisors (see below), whose sum is σ = 4876416. Its totient is φ = 3228720.
The previous prime is 4049779. The next prime is 4049789. The reversal of 4049785 is 5879404.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 4049785 - 25 = 4049753 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (4049789) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 432 + ... + 2878.
It is an arithmetic number, because the mean of its divisors is an integer number (609552).
Almost surely, 24049785 is an apocalyptic number.
It is an amenable number.
4049785 is a deficient number, since it is larger than the sum of its proper divisors (826631).
4049785 is a wasteful number, since it uses less digits than its factorization.
4049785 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2783.
The product of its (nonzero) digits is 40320, while the sum is 37.
The square root of 4049785 is about 2012.4077618614. The cubic root of 4049785 is about 159.3959646905.
The spelling of 4049785 in words is "four million, forty-nine thousand, seven hundred eighty-five".
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