Base | Representation |
---|---|
bin | 101000101111001110… |
… | …1001100101111000001 |
3 | 22100210220200122022002 |
4 | 1101132131030233001 |
5 | 2413131404333221 |
6 | 104104542553345 |
7 | 6214636141214 |
oct | 1213635145701 |
9 | 270726618262 |
10 | 87484058561 |
11 | 3411351a049 |
12 | 14b56298855 |
13 | 8332800b33 |
14 | 433cadb77b |
15 | 242055280b |
hex | 145e74cbc1 |
87484058561 has 2 divisors, whose sum is σ = 87484058562. Its totient is φ = 87484058560.
The previous prime is 87484058533. The next prime is 87484058573. The reversal of 87484058561 is 16585048478.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 49568569600 + 37915488961 = 222640^2 + 194719^2 .
It is a cyclic number.
It is not a de Polignac number, because 87484058561 - 210 = 87484057537 is a prime.
It is a super-3 number, since 3×874840585613 (a number of 34 digits) contains 333 as substring.
It is a Sophie Germain prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 87484058497 and 87484058506.
It is not a weakly prime, because it can be changed into another prime (87484058531) 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, 43742029280 + 43742029281.
It is an arithmetic number, because the mean of its divisors is an integer number (43742029281).
Almost surely, 287484058561 is an apocalyptic number.
It is an amenable number.
87484058561 is a deficient number, since it is larger than the sum of its proper divisors (1).
87484058561 is an equidigital number, since it uses as much as digits as its factorization.
87484058561 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 8601600, while the sum is 56.
The spelling of 87484058561 in words is "eighty-seven billion, four hundred eighty-four million, fifty-eight thousand, five hundred sixty-one".
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