Base | Representation |
---|---|
bin | 1001101010101… |
… | …0011100010001 |
3 | 2211021211221021 |
4 | 2122222130101 |
5 | 40334402032 |
6 | 4004555441 |
7 | 1001422063 |
oct | 232523421 |
9 | 84254837 |
10 | 40544017 |
11 | 20982358 |
12 | 116b2b81 |
13 | 8527357 |
14 | 5555733 |
15 | 385d097 |
hex | 26aa711 |
40544017 has 2 divisors, whose sum is σ = 40544018. Its totient is φ = 40544016.
The previous prime is 40544011. The next prime is 40544027. The reversal of 40544017 is 71044504.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 39639616 + 904401 = 6296^2 + 951^2 .
It is a cyclic number.
It is not a de Polignac number, because 40544017 - 27 = 40543889 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 40543982 and 40544000.
It is not a weakly prime, because it can be changed into another prime (40544011) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20272008 + 20272009.
It is an arithmetic number, because the mean of its divisors is an integer number (20272009).
Almost surely, 240544017 is an apocalyptic number.
It is an amenable number.
40544017 is a deficient number, since it is larger than the sum of its proper divisors (1).
40544017 is an equidigital number, since it uses as much as digits as its factorization.
40544017 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2240, while the sum is 25.
The square root of 40544017 is about 6367.4183936663. The cubic root of 40544017 is about 343.5386397874.
The spelling of 40544017 in words is "forty million, five hundred forty-four thousand, seventeen".
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