Base | Representation |
---|---|
bin | 1001100110101… |
… | …1100011000001 |
3 | 2210210202112221 |
4 | 2121223203001 |
5 | 40303131101 |
6 | 3555251041 |
7 | 666300031 |
oct | 231534301 |
9 | 83722487 |
10 | 40286401 |
11 | 20816851 |
12 | 115a9a81 |
13 | 846700c |
14 | 54c98c1 |
15 | 380baa1 |
hex | 266b8c1 |
40286401 has 2 divisors, whose sum is σ = 40286402. Its totient is φ = 40286400.
The previous prime is 40286387. The next prime is 40286419. The reversal of 40286401 is 10468204.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 32718400 + 7568001 = 5720^2 + 2751^2 .
It is a cyclic number.
It is not a de Polignac number, because 40286401 - 213 = 40278209 is a prime.
It is not a weakly prime, because it can be changed into another prime (40286461) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20143200 + 20143201.
It is an arithmetic number, because the mean of its divisors is an integer number (20143201).
Almost surely, 240286401 is an apocalyptic number.
It is an amenable number.
40286401 is a deficient number, since it is larger than the sum of its proper divisors (1).
40286401 is an equidigital number, since it uses as much as digits as its factorization.
40286401 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1536, while the sum is 25.
The square root of 40286401 is about 6347.1569225914. The cubic root of 40286401 is about 342.8094803371.
The spelling of 40286401 in words is "forty million, two hundred eighty-six thousand, four hundred one".
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