Base | Representation |
---|---|
bin | 11001001001111001100111… |
… | …11000001001101111011001 |
3 | 21020212010122000102211100122 |
4 | 30210330303320021233121 |
5 | 24222243131031210121 |
6 | 313351412345243025 |
7 | 14436300645323522 |
oct | 1444746370115731 |
9 | 236763560384318 |
10 | 55315754163161 |
11 | 166973091678a8 |
12 | 6254692193475 |
13 | 24b333a48657b |
14 | d9342254d849 |
15 | 65dd52b755ab |
hex | 324f33e09bd9 |
55315754163161 has 2 divisors, whose sum is σ = 55315754163162. Its totient is φ = 55315754163160.
The previous prime is 55315754163151. The next prime is 55315754163217. The reversal of 55315754163161 is 16136145751355.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 53361856206400 + 1953897956761 = 7304920^2 + 1397819^2 .
It is a cyclic number.
It is not a de Polignac number, because 55315754163161 - 226 = 55315687054297 is a prime.
It is a super-3 number, since 3×553157541631613 (a number of 42 digits) contains 333 as substring.
It is a Sophie Germain prime.
It is a Curzon number.
It is not a weakly prime, because it can be changed into another prime (55315754163151) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27657877081580 + 27657877081581.
It is an arithmetic number, because the mean of its divisors is an integer number (27657877081581).
Almost surely, 255315754163161 is an apocalyptic number.
It is an amenable number.
55315754163161 is a deficient number, since it is larger than the sum of its proper divisors (1).
55315754163161 is an equidigital number, since it uses as much as digits as its factorization.
55315754163161 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 5670000, while the sum is 53.
The spelling of 55315754163161 in words is "fifty-five trillion, three hundred fifteen billion, seven hundred fifty-four million, one hundred sixty-three thousand, one hundred sixty-one".
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