Base | Representation |
---|---|
bin | 1101010001101000111… |
… | …1101010101000010101 |
3 | 210210200211200100220112 |
4 | 3110122033222220111 |
5 | 12214043314043302 |
6 | 252435304212405 |
7 | 22322606311106 |
oct | 3243217525025 |
9 | 723624610815 |
10 | 228073581077 |
11 | 887a8655181 |
12 | 3825146a105 |
13 | 18679560704 |
14 | b0787463ad |
15 | 5decdc2552 |
hex | 351a3eaa15 |
228073581077 has 2 divisors, whose sum is σ = 228073581078. Its totient is φ = 228073581076.
The previous prime is 228073581041. The next prime is 228073581143. The reversal of 228073581077 is 770185370822.
228073581077 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 228062598481 + 10982596 = 477559^2 + 3314^2 .
It is a cyclic number.
It is not a de Polignac number, because 228073581077 - 218 = 228073318933 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (228073581037) 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, 114036790538 + 114036790539.
It is an arithmetic number, because the mean of its divisors is an integer number (114036790539).
Almost surely, 2228073581077 is an apocalyptic number.
It is an amenable number.
228073581077 is a deficient number, since it is larger than the sum of its proper divisors (1).
228073581077 is an equidigital number, since it uses as much as digits as its factorization.
228073581077 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1317120, while the sum is 50.
The spelling of 228073581077 in words is "two hundred twenty-eight billion, seventy-three million, five hundred eighty-one thousand, seventy-seven".
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