Base | Representation |
---|---|
bin | 110011000110011001… |
… | …101001110010101101 |
3 | 12020121212020102112002 |
4 | 303012121221302231 |
5 | 1344332231033401 |
6 | 41112304222045 |
7 | 3651454120121 |
oct | 630631516255 |
9 | 166555212462 |
10 | 54868221101 |
11 | 212a6753681 |
12 | a77330a925 |
13 | 523550c225 |
14 | 29270cb581 |
15 | 1661e6aa6b |
hex | cc6669cad |
54868221101 has 2 divisors, whose sum is σ = 54868221102. Its totient is φ = 54868221100.
The previous prime is 54868221061. The next prime is 54868221119. The reversal of 54868221101 is 10112286845.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 32670201001 + 22198020100 = 180749^2 + 148990^2 .
It is a cyclic number.
It is not a de Polignac number, because 54868221101 - 226 = 54801112237 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (54868221131) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27434110550 + 27434110551.
It is an arithmetic number, because the mean of its divisors is an integer number (27434110551).
Almost surely, 254868221101 is an apocalyptic number.
It is an amenable number.
54868221101 is a deficient number, since it is larger than the sum of its proper divisors (1).
54868221101 is an equidigital number, since it uses as much as digits as its factorization.
54868221101 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 30720, while the sum is 38.
The spelling of 54868221101 in words is "fifty-four billion, eight hundred sixty-eight million, two hundred twenty-one thousand, one hundred one".
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