Base | Representation |
---|---|
bin | 1001101101111… |
… | …0101100001111 |
3 | 2211200201111201 |
4 | 2123132230033 |
5 | 40413224111 |
6 | 4013330331 |
7 | 1003303036 |
oct | 233365417 |
9 | 84621451 |
10 | 40758031 |
11 | 21009126 |
12 | 117969a7 |
13 | 85a08a2 |
14 | 55ad71d |
15 | 38a16c1 |
hex | 26deb0f |
40758031 has 2 divisors, whose sum is σ = 40758032. Its totient is φ = 40758030.
The previous prime is 40757989. The next prime is 40758037. The reversal of 40758031 is 13085704.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 40758031 - 27 = 40757903 is a prime.
It is a super-2 number, since 2×407580312 = 3322434181993922, which contains 22 as substring.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (40758037) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20379015 + 20379016.
It is an arithmetic number, because the mean of its divisors is an integer number (20379016).
Almost surely, 240758031 is an apocalyptic number.
40758031 is a deficient number, since it is larger than the sum of its proper divisors (1).
40758031 is an equidigital number, since it uses as much as digits as its factorization.
40758031 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3360, while the sum is 28.
The square root of 40758031 is about 6384.2016728797. The cubic root of 40758031 is about 344.1420423637.
The spelling of 40758031 in words is "forty million, seven hundred fifty-eight thousand, thirty-one".
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