Base | Representation |
---|---|
bin | 100111011110010… |
… | …100101000010000 |
3 | 1201011011022021001 |
4 | 213132110220100 |
5 | 2324014311430 |
6 | 145414311344 |
7 | 22261055605 |
oct | 4736245020 |
9 | 1634138231 |
10 | 662260240 |
11 | 30a912a14 |
12 | 165958554 |
13 | a7287585 |
14 | 63d526ac |
15 | 3d21a3ca |
hex | 27794a10 |
662260240 has 40 divisors (see below), whose sum is σ = 1592855640. Its totient is φ = 255768576.
The previous prime is 662260217. The next prime is 662260253. The reversal of 662260240 is 42062266.
It can be written as a sum of positive squares in 4 ways, for example, as 115261696 + 546998544 = 10736^2 + 23388^2 .
It is a tau number, because it is divible by the number of its divisors (40).
It is a junction number, because it is equal to n+sod(n) for n = 662260199 and 662260208.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140409 + ... + 145048.
It is an arithmetic number, because the mean of its divisors is an integer number (39821391).
Almost surely, 2662260240 is an apocalyptic number.
It is an amenable number.
662260240 is an abundant number, since it is smaller than the sum of its proper divisors (930595400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
662260240 is a wasteful number, since it uses less digits than its factorization.
662260240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 285499 (or 285493 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 28.
The square root of 662260240 is about 25734.4174210336. The cubic root of 662260240 is about 871.6515244788.
The spelling of 662260240 in words is "six hundred sixty-two million, two hundred sixty thousand, two hundred forty".
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