Base | Representation |
---|---|
bin | 1110101101100100010… |
… | …11011001010111001110 |
3 | 1210022210012101100100022 |
4 | 13112302023121113032 |
5 | 31240231112134200 |
6 | 1024120154102142 |
7 | 51343526254565 |
oct | 7266213312716 |
9 | 1708705340308 |
10 | 505500505550 |
11 | 185421947757 |
12 | 81b7711a952 |
13 | 3888c8aa8a1 |
14 | 1a67596cbdc |
15 | d2389a2885 |
hex | 75b22d95ce |
505500505550 has 48 divisors (see below), whose sum is σ = 981450933120. Its totient is φ = 193341788640.
The previous prime is 505500505519. The next prime is 505500505621. The reversal of 505500505550 is 55505005505.
It is a super-2 number, since 2×5055005055502 (a number of 24 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 505500505550.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3305069 + ... + 3454631.
It is an arithmetic number, because the mean of its divisors is an integer number (20446894440).
Almost surely, 2505500505550 is an apocalyptic number.
505500505550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
505500505550 is a deficient number, since it is larger than the sum of its proper divisors (475950427570).
505500505550 is a wasteful number, since it uses less digits than its factorization.
505500505550 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 152537 (or 152532 counting only the distinct ones).
The product of its (nonzero) digits is 78125, while the sum is 35.
The spelling of 505500505550 in words is "five hundred five billion, five hundred million, five hundred five thousand, five hundred fifty".
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