Base | Representation |
---|---|
bin | 100001111111011… |
… | …0100110100111011 |
3 | 2221111010120120011 |
4 | 1003332310310323 |
5 | 4313434332104 |
6 | 305101442351 |
7 | 40156311415 |
oct | 10376646473 |
9 | 2844116504 |
10 | 1140542779 |
11 | 535896742 |
12 | 279b703b7 |
13 | 1523a75ac |
14 | ab6939b5 |
15 | 6a1e3904 |
hex | 43fb4d3b |
1140542779 has 2 divisors, whose sum is σ = 1140542780. Its totient is φ = 1140542778.
The previous prime is 1140542771. The next prime is 1140542789. The reversal of 1140542779 is 9772450411.
It is a weak prime.
It is an emirp because it is prime and its reverse (9772450411) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 1140542779 - 23 = 1140542771 is a prime.
It is not a weakly prime, because it can be changed into another prime (1140542771) 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, 570271389 + 570271390.
It is an arithmetic number, because the mean of its divisors is an integer number (570271390).
Almost surely, 21140542779 is an apocalyptic number.
1140542779 is a deficient number, since it is larger than the sum of its proper divisors (1).
1140542779 is an equidigital number, since it uses as much as digits as its factorization.
1140542779 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 70560, while the sum is 40.
The square root of 1140542779 is about 33771.9229390332. The cubic root of 1140542779 is about 1044.8096931442.
The spelling of 1140542779 in words is "one billion, one hundred forty million, five hundred forty-two thousand, seven hundred seventy-nine".
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