Base | Representation |
---|---|
bin | 1110101101101010010… |
… | …00001101000101111001 |
3 | 1210022220122111221122210 |
4 | 13112311020031011321 |
5 | 31240331300004010 |
6 | 1024125123005333 |
7 | 51345000050004 |
oct | 7266510150571 |
9 | 1708818457583 |
10 | 505550000505 |
11 | 185447882a80 |
12 | 81b8b809849 |
13 | 38899c1a144 |
14 | 1a67c37453b |
15 | d23ceccb20 |
hex | 75b520d179 |
505550000505 has 32 divisors (see below), whose sum is σ = 893584373760. Its totient is φ = 242012422080.
The previous prime is 505550000477. The next prime is 505550000507. The reversal of 505550000505 is 505000055505.
It is not a de Polignac number, because 505550000505 - 29 = 505549999993 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (505550000507) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19378987 + ... + 19405056.
It is an arithmetic number, because the mean of its divisors is an integer number (27924511680).
Almost surely, 2505550000505 is an apocalyptic number.
505550000505 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
It is an amenable number.
505550000505 is a deficient number, since it is larger than the sum of its proper divisors (388034373255).
505550000505 is a wasteful number, since it uses less digits than its factorization.
505550000505 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38784141.
The product of its (nonzero) digits is 15625, while the sum is 30.
It can be divided in two parts, 50 and 5550000505, that added together give a palindrome (5550000555).
The spelling of 505550000505 in words is "five hundred five billion, five hundred fifty million, five hundred five", and thus it is an aban number.
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