Base | Representation |
---|---|
bin | 10000000001011110101… |
… | …11100000100000001111 |
3 | 1221122001210220110102111 |
4 | 20000233113200200033 |
5 | 33010011412133422 |
6 | 1100530332004451 |
7 | 54530104040353 |
oct | 10005727404017 |
9 | 1848053813374 |
10 | 550550505487 |
11 | 1a253a453464 |
12 | 8a84a300727 |
13 | 3cbbbc77098 |
14 | 1c90aad5463 |
15 | e4c39baa77 |
hex | 802f5e080f |
550550505487 has 2 divisors, whose sum is σ = 550550505488. Its totient is φ = 550550505486.
The previous prime is 550550505473. The next prime is 550550505493. The reversal of 550550505487 is 784505055055.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 550550505487 - 235 = 516190767119 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 550550505487.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (550550505457) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275275252743 + 275275252744.
It is an arithmetic number, because the mean of its divisors is an integer number (275275252744).
Almost surely, 2550550505487 is an apocalyptic number.
550550505487 is a deficient number, since it is larger than the sum of its proper divisors (1).
550550505487 is an equidigital number, since it uses as much as digits as its factorization.
550550505487 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3500000, while the sum is 49.
The spelling of 550550505487 in words is "five hundred fifty billion, five hundred fifty million, five hundred five thousand, four hundred eighty-seven".
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