Base | Representation |
---|---|
bin | 1110101100101110101… |
… | …10110000110111000110 |
3 | 1210021121211121201112110 |
4 | 13112113112300313012 |
5 | 31233320412004200 |
6 | 1024003401001450 |
7 | 51326423264631 |
oct | 7262726606706 |
9 | 1707554551473 |
10 | 505050500550 |
11 | 1852109282a2 |
12 | 81a70483286 |
13 | 3881a5ab83b |
14 | 1a631cacc18 |
15 | d20e212b50 |
hex | 75975b0dc6 |
505050500550 has 48 divisors (see below), whose sum is σ = 1255352777280. Its totient is φ = 134376097440.
The previous prime is 505050500543. The next prime is 505050500611. The reversal of 505050500550 is 55005050505.
It is a Harshad number since it is a multiple of its sum of digits (30).
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, 3733780 + ... + 3866679.
It is an arithmetic number, because the mean of its divisors is an integer number (26153182860).
Almost surely, 2505050500550 is an apocalyptic number.
505050500550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
505050500550 is an abundant number, since it is smaller than the sum of its proper divisors (750302276730).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
505050500550 is a wasteful number, since it uses less digits than its factorization.
505050500550 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7600917 (or 7600912 counting only the distinct ones).
The product of its (nonzero) digits is 15625, while the sum is 30.
The spelling of 505050500550 in words is "five hundred five billion, fifty million, five hundred thousand, five hundred fifty".
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