Base | Representation |
---|---|
bin | 11110001010001… |
… | …101010111101000 |
3 | 1022021010002110122 |
4 | 132022031113220 |
5 | 2014013231210 |
6 | 122113102412 |
7 | 15352603214 |
oct | 3612152750 |
9 | 1267102418 |
10 | 505992680 |
11 | 23a68a876 |
12 | 121557a08 |
13 | 80aa296b |
14 | 4b2b5944 |
15 | 2e64db55 |
hex | 1e28d5e8 |
505992680 has 32 divisors (see below), whose sum is σ = 1142532000. Its totient is φ = 201677376.
The previous prime is 505992677. The next prime is 505992701. The reversal of 505992680 is 86299505.
It is a super-3 number, since 3×5059926803 (a number of 27 digits) contains 333 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11030 + ... + 33669.
It is an arithmetic number, because the mean of its divisors is an integer number (35704125).
Almost surely, 2505992680 is an apocalyptic number.
It is an amenable number.
505992680 is an abundant number, since it is smaller than the sum of its proper divisors (636539320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
505992680 is a wasteful number, since it uses less digits than its factorization.
505992680 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 44993 (or 44989 counting only the distinct ones).
The product of its (nonzero) digits is 194400, while the sum is 44.
The square root of 505992680 is about 22494.2810509694. The cubic root of 505992680 is about 796.8588702720.
The spelling of 505992680 in words is "five hundred five million, nine hundred ninety-two thousand, six hundred eighty".
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