Base | Representation |
---|---|
bin | 111100001111011… |
… | …111011011100001 |
3 | 2121102210120022211 |
4 | 330033133123201 |
5 | 4032214200412 |
6 | 244142402121 |
7 | 34021520215 |
oct | 7417373341 |
9 | 2542716284 |
10 | 1010693857 |
11 | 479568288 |
12 | 242590341 |
13 | 131512804 |
14 | 98332945 |
15 | 5dae4ca7 |
hex | 3c3df6e1 |
1010693857 has 2 divisors, whose sum is σ = 1010693858. Its totient is φ = 1010693856.
The previous prime is 1010693797. The next prime is 1010693863. The reversal of 1010693857 is 7583960101.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 752898721 + 257795136 = 27439^2 + 16056^2 .
It is a cyclic number.
It is not a de Polignac number, because 1010693857 - 215 = 1010661089 is a prime.
It is not a weakly prime, because it can be changed into another prime (1010633857) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505346928 + 505346929.
It is an arithmetic number, because the mean of its divisors is an integer number (505346929).
Almost surely, 21010693857 is an apocalyptic number.
It is an amenable number.
1010693857 is a deficient number, since it is larger than the sum of its proper divisors (1).
1010693857 is an equidigital number, since it uses as much as digits as its factorization.
1010693857 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 45360, while the sum is 40.
The square root of 1010693857 is about 31791.4116861771. The cubic root of 1010693857 is about 1003.5519874472.
The spelling of 1010693857 in words is "one billion, ten million, six hundred ninety-three thousand, eight hundred fifty-seven".
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