Base | Representation |
---|---|
bin | 1001111101111… |
… | …1101101110101 |
3 | 2220200012122100 |
4 | 2133133231311 |
5 | 41200421210 |
6 | 4052052313 |
7 | 1015246251 |
oct | 237375565 |
9 | 86605570 |
10 | 41810805 |
11 | 21668093 |
12 | 12004099 |
13 | 887bb2a |
14 | 57a5261 |
15 | 3a0d5c0 |
hex | 27dfb75 |
41810805 has 12 divisors (see below), whose sum is σ = 72472140. Its totient is φ = 22299072.
The previous prime is 41810801. The next prime is 41810831. The reversal of 41810805 is 50801814.
It can be written as a sum of positive squares in 2 ways, for example, as 16499844 + 25310961 = 4062^2 + 5031^2 .
It is not a de Polignac number, because 41810805 - 22 = 41810801 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (41810801) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 464520 + ... + 464609.
It is an arithmetic number, because the mean of its divisors is an integer number (6039345).
Almost surely, 241810805 is an apocalyptic number.
41810805 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
It is an amenable number.
41810805 is a deficient number, since it is larger than the sum of its proper divisors (30661335).
41810805 is a wasteful number, since it uses less digits than its factorization.
41810805 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 929140 (or 929137 counting only the distinct ones).
The product of its (nonzero) digits is 1280, while the sum is 27.
The square root of 41810805 is about 6466.1275118884. The cubic root of 41810805 is about 347.0799368475.
The spelling of 41810805 in words is "forty-one million, eight hundred ten thousand, eight hundred five".
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