Base | Representation |
---|---|
bin | 110101100110010111… |
… | …1101110001001011101 |
3 | 102000002210212210022021 |
4 | 1223030233232021131 |
5 | 3341213134232144 |
6 | 124513402420141 |
7 | 11213250440455 |
oct | 1531457561135 |
9 | 360083783267 |
10 | 115104211549 |
11 | 448a7365868 |
12 | 1a384201651 |
13 | ab14b15222 |
14 | 57dd050d65 |
15 | 2eda286884 |
hex | 1accbee25d |
115104211549 has 2 divisors, whose sum is σ = 115104211550. Its totient is φ = 115104211548.
The previous prime is 115104211529. The next prime is 115104211561. The reversal of 115104211549 is 945112401511.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 114402915225 + 701296324 = 338235^2 + 26482^2 .
It is an emirp because it is prime and its reverse (945112401511) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 115104211549 - 221 = 115102114397 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (115104211529) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57552105774 + 57552105775.
It is an arithmetic number, because the mean of its divisors is an integer number (57552105775).
Almost surely, 2115104211549 is an apocalyptic number.
It is an amenable number.
115104211549 is a deficient number, since it is larger than the sum of its proper divisors (1).
115104211549 is an equidigital number, since it uses as much as digits as its factorization.
115104211549 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 7200, while the sum is 34.
The spelling of 115104211549 in words is "one hundred fifteen billion, one hundred four million, two hundred eleven thousand, five hundred forty-nine".
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