Base | Representation |
---|---|
bin | 1001101010001… |
… | …1110010110001 |
3 | 2211020110120200 |
4 | 2122203302301 |
5 | 40333014120 |
6 | 4004225413 |
7 | 1001246511 |
oct | 232436261 |
9 | 84213520 |
10 | 40516785 |
11 | 20963951 |
12 | 1169b269 |
13 | 8517b3a |
14 | 5549841 |
15 | 3854e90 |
hex | 26a3cb1 |
40516785 has 24 divisors (see below), whose sum is σ = 70384704. Its totient is φ = 21561120.
The previous prime is 40516781. The next prime is 40516787. The reversal of 40516785 is 58761504.
40516785 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 40516785 - 22 = 40516781 is a prime.
It is not an unprimeable number, because it can be changed into a prime (40516781) 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 23 ways as a sum of consecutive naturals, for example, 30444 + ... + 31746.
It is an arithmetic number, because the mean of its divisors is an integer number (2932696).
Almost surely, 240516785 is an apocalyptic number.
40516785 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
It is an amenable number.
40516785 is a deficient number, since it is larger than the sum of its proper divisors (29867919).
40516785 is a wasteful number, since it uses less digits than its factorization.
40516785 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2005 (or 2002 counting only the distinct ones).
The product of its (nonzero) digits is 33600, while the sum is 36.
The square root of 40516785 is about 6365.2796482166. The cubic root of 40516785 is about 343.4617082593.
The spelling of 40516785 in words is "forty million, five hundred sixteen thousand, seven hundred eighty-five".
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