Base | Representation |
---|---|
bin | 11001001110000001101011… |
… | …00101010101011010010001 |
3 | 21021100200112200200010112221 |
4 | 30213000311211111122101 |
5 | 24232103443234033200 |
6 | 313540455332421041 |
7 | 14452446651131152 |
oct | 1447006545253221 |
9 | 237320480603487 |
10 | 55457516705425 |
11 | 1674144545103a |
12 | 6278056177781 |
13 | 24c3810251c83 |
14 | d9a22dca3929 |
15 | 66289d4a191a |
hex | 327035955691 |
55457516705425 has 48 divisors (see below), whose sum is σ = 74203236157680. Its totient is φ = 40959028797440.
The previous prime is 55457516705369. The next prime is 55457516705491. The reversal of 55457516705425 is 52450761575455.
It can be written as a sum of positive squares in 24 ways, for example, as 31635630197136 + 23821886508289 = 5624556^2 + 4880767^2 .
It is not a de Polignac number, because 55457516705425 - 223 = 55457508316817 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 99033519 + ... + 99591931.
It is an arithmetic number, because the mean of its divisors is an integer number (1545900753285).
Almost surely, 255457516705425 is an apocalyptic number.
It is an amenable number.
55457516705425 is a deficient number, since it is larger than the sum of its proper divisors (18745719452255).
55457516705425 is a wasteful number, since it uses less digits than its factorization.
55457516705425 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 562902 (or 562897 counting only the distinct ones).
The product of its (nonzero) digits is 147000000, while the sum is 61.
The spelling of 55457516705425 in words is "fifty-five trillion, four hundred fifty-seven billion, five hundred sixteen million, seven hundred five thousand, four hundred twenty-five".
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