Base | Representation |
---|---|
bin | 1001101010010… |
… | …1001011011001 |
3 | 2211020202100202 |
4 | 2122211023121 |
5 | 40333204312 |
6 | 4004311545 |
7 | 1001302163 |
oct | 232451331 |
9 | 84222322 |
10 | 40522457 |
11 | 20968138 |
12 | 116a25b5 |
13 | 851a5b1 |
14 | 554b933 |
15 | 38569c2 |
hex | 26a52d9 |
40522457 has 2 divisors, whose sum is σ = 40522458. Its totient is φ = 40522456.
The previous prime is 40522411. The next prime is 40522499. The reversal of 40522457 is 75422504.
It is a happy number.
40522457 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 40081561 + 440896 = 6331^2 + 664^2 .
It is a cyclic number.
It is not a de Polignac number, because 40522457 - 26 = 40522393 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (40522357) 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 as a sum of consecutive naturals, namely, 20261228 + 20261229.
It is an arithmetic number, because the mean of its divisors is an integer number (20261229).
Almost surely, 240522457 is an apocalyptic number.
It is an amenable number.
40522457 is a deficient number, since it is larger than the sum of its proper divisors (1).
40522457 is an equidigital number, since it uses as much as digits as its factorization.
40522457 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 11200, while the sum is 29.
The square root of 40522457 is about 6365.7251747150. The cubic root of 40522457 is about 343.4777347358.
The spelling of 40522457 in words is "forty million, five hundred twenty-two thousand, four hundred fifty-seven".
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