Base | Representation |
---|---|
bin | 11110000110011… |
… | …011101111100100 |
3 | 1022012020210212002 |
4 | 132012123233210 |
5 | 2013240043410 |
6 | 122035544432 |
7 | 15341311616 |
oct | 3606335744 |
9 | 1265223762 |
10 | 505002980 |
11 | 23a074239 |
12 | 12115b118 |
13 | 80817341 |
14 | 4b0d8db6 |
15 | 2e5057a5 |
hex | 1e19bbe4 |
505002980 has 24 divisors (see below), whose sum is σ = 1063577088. Its totient is φ = 201416288.
The previous prime is 505002931. The next prime is 505002991. The reversal of 505002980 is 89200505.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29444 + ... + 43323.
It is an arithmetic number, because the mean of its divisors is an integer number (44315712).
Almost surely, 2505002980 is an apocalyptic number.
It is an amenable number.
505002980 is an abundant number, since it is smaller than the sum of its proper divisors (558574108).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
505002980 is a wasteful number, since it uses less digits than its factorization.
505002980 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 73123 (or 73121 counting only the distinct ones).
The product of its (nonzero) digits is 3600, while the sum is 29.
The square root of 505002980 is about 22472.2713582762. The cubic root of 505002980 is about 796.3389905689.
The spelling of 505002980 in words is "five hundred five million, two thousand, nine hundred eighty".
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