Base | Representation |
---|---|
bin | 111100010101010… |
… | …110101111110111 |
3 | 2121112200200002221 |
4 | 330111112233313 |
5 | 4033112344114 |
6 | 244235343211 |
7 | 34040552152 |
oct | 7425265767 |
9 | 2545620087 |
10 | 1012231159 |
11 | 47a418285 |
12 | 242bb1b07 |
13 | 131930464 |
14 | 98612c99 |
15 | 5dcea524 |
hex | 3c556bf7 |
1012231159 has 2 divisors, whose sum is σ = 1012231160. Its totient is φ = 1012231158.
The previous prime is 1012231123. The next prime is 1012231177. The reversal of 1012231159 is 9511322101.
It is a strong prime.
It is an emirp because it is prime and its reverse (9511322101) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 1012231159 - 211 = 1012229111 is a prime.
It is a super-2 number, since 2×10122311592 = 2049223838500966562, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1012231559) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506115579 + 506115580.
It is an arithmetic number, because the mean of its divisors is an integer number (506115580).
Almost surely, 21012231159 is an apocalyptic number.
1012231159 is a deficient number, since it is larger than the sum of its proper divisors (1).
1012231159 is an equidigital number, since it uses as much as digits as its factorization.
1012231159 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 540, while the sum is 25.
The square root of 1012231159 is about 31815.5804441786. The cubic root of 1012231159 is about 1004.0605426764.
The spelling of 1012231159 in words is "one billion, twelve million, two hundred thirty-one thousand, one hundred fifty-nine".
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