Base | Representation |
---|---|
bin | 11110000001001101011… |
… | …11011100010101001001 |
3 | 10122121022222022201102012 |
4 | 33000212233130111021 |
5 | 113344343140401212 |
6 | 2105501000145305 |
7 | 134343045244244 |
oct | 17004657342511 |
9 | 3577288281365 |
10 | 1031442122057 |
11 | 368483208636 |
12 | 147a97a68235 |
13 | 76359369aa9 |
14 | 37cca20a25b |
15 | 1bc6bca5922 |
hex | f026bdc549 |
1031442122057 has 2 divisors, whose sum is σ = 1031442122058. Its totient is φ = 1031442122056.
The previous prime is 1031442121993. The next prime is 1031442122069. The reversal of 1031442122057 is 7502212441301.
It is a happy number.
1031442122057 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., 991689338896 + 39752783161 = 995836^2 + 199381^2 .
It is a cyclic number.
It is not a de Polignac number, because 1031442122057 - 26 = 1031442121993 is a prime.
It is a super-2 number, since 2×10314421220572 (a number of 25 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (1031442122857) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515721061028 + 515721061029.
It is an arithmetic number, because the mean of its divisors is an integer number (515721061029).
Almost surely, 21031442122057 is an apocalyptic number.
It is an amenable number.
1031442122057 is a deficient number, since it is larger than the sum of its proper divisors (1).
1031442122057 is an equidigital number, since it uses as much as digits as its factorization.
1031442122057 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 13440, while the sum is 32.
Adding to 1031442122057 its reverse (7502212441301), we get a palindrome (8533654563358).
The spelling of 1031442122057 in words is "one trillion, thirty-one billion, four hundred forty-two million, one hundred twenty-two thousand, fifty-seven".
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