Base | Representation |
---|---|
bin | 10010001100011111010011… |
… | …10011011110011101110001 |
3 | 12020200001210020000111202212 |
4 | 21012033221303132131301 |
5 | 20221022114443311242 |
6 | 221033014333421505 |
7 | 11266511222346326 |
oct | 1106175163363561 |
9 | 166601706014685 |
10 | 40011542947697 |
11 | 11826888993572 |
12 | 45a260893a895 |
13 | 19430c2b33629 |
14 | 9c47d7520b4d |
15 | 495bd32a9782 |
hex | 2463e9cde771 |
40011542947697 has 2 divisors, whose sum is σ = 40011542947698. Its totient is φ = 40011542947696.
The previous prime is 40011542947661. The next prime is 40011542947757. The reversal of 40011542947697 is 79674924511004.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 36918249929521 + 3093293018176 = 6076039^2 + 1758776^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-40011542947697 is a prime.
It is not a weakly prime, because it can be changed into another prime (40011542947627) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20005771473848 + 20005771473849.
It is an arithmetic number, because the mean of its divisors is an integer number (20005771473849).
Almost surely, 240011542947697 is an apocalyptic number.
It is an amenable number.
40011542947697 is a deficient number, since it is larger than the sum of its proper divisors (1).
40011542947697 is an equidigital number, since it uses as much as digits as its factorization.
40011542947697 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 15240960, while the sum is 59.
The spelling of 40011542947697 in words is "forty trillion, eleven billion, five hundred forty-two million, nine hundred forty-seven thousand, six hundred ninety-seven".
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