Base | Representation |
---|---|
bin | 100001111111011… |
… | …0101011111000001 |
3 | 2221111010201020221 |
4 | 1003332311133001 |
5 | 4313434423343 |
6 | 305101503041 |
7 | 40156322314 |
oct | 10376653701 |
9 | 2844121227 |
10 | 1140545473 |
11 | 535898771 |
12 | 279b71a81 |
13 | 1523a88a2 |
14 | ab69497b |
15 | 6a1e45ed |
hex | 43fb57c1 |
1140545473 has 2 divisors, whose sum is σ = 1140545474. Its totient is φ = 1140545472.
The previous prime is 1140545449. The next prime is 1140545501. The reversal of 1140545473 is 3745450411.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 638471824 + 502073649 = 25268^2 + 22407^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1140545473 is a prime.
It is not a weakly prime, because it can be changed into another prime (1140545573) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570272736 + 570272737.
It is an arithmetic number, because the mean of its divisors is an integer number (570272737).
Almost surely, 21140545473 is an apocalyptic number.
It is an amenable number.
1140545473 is a deficient number, since it is larger than the sum of its proper divisors (1).
1140545473 is an equidigital number, since it uses as much as digits as its factorization.
1140545473 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 33600, while the sum is 34.
The square root of 1140545473 is about 33771.9628242126. The cubic root of 1140545473 is about 1044.8105157687.
Adding to 1140545473 its reverse (3745450411), we get a palindrome (4885995884).
The spelling of 1140545473 in words is "one billion, one hundred forty million, five hundred forty-five thousand, four hundred seventy-three".
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