Base | Representation |
---|---|
bin | 100010100011011… |
… | …1011011010001101 |
3 | 2222210200212022102 |
4 | 1011012323122031 |
5 | 4333304202414 |
6 | 311014524445 |
7 | 40506053345 |
oct | 10506733215 |
9 | 2883625272 |
10 | 1159444109 |
11 | 54552657a |
12 | 284366725 |
13 | 156294905 |
14 | addb3d25 |
15 | 6bbc8ede |
hex | 451bb68d |
1159444109 has 2 divisors, whose sum is σ = 1159444110. Its totient is φ = 1159444108.
The previous prime is 1159444103. The next prime is 1159444127. The reversal of 1159444109 is 9014449511.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1155796009 + 3648100 = 33997^2 + 1910^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1159444109 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1159444103) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 579722054 + 579722055.
It is an arithmetic number, because the mean of its divisors is an integer number (579722055).
Almost surely, 21159444109 is an apocalyptic number.
It is an amenable number.
1159444109 is a deficient number, since it is larger than the sum of its proper divisors (1).
1159444109 is an equidigital number, since it uses as much as digits as its factorization.
1159444109 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 25920, while the sum is 38.
The square root of 1159444109 is about 34050.6109930497. The cubic root of 1159444109 is about 1050.5497073236.
The spelling of 1159444109 in words is "one billion, one hundred fifty-nine million, four hundred forty-four thousand, one hundred nine".
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