Base | Representation |
---|---|
bin | 1111000111001… |
… | …0111111101100 |
3 | 11102021022200002 |
4 | 3301302333230 |
5 | 112211314310 |
6 | 10142323432 |
7 | 1366524416 |
oct | 361627754 |
9 | 142238602 |
10 | 63385580 |
11 | 32863585 |
12 | 19289578 |
13 | 10193c7b |
14 | 85bd9b6 |
15 | 5870da5 |
hex | 3c72fec |
63385580 has 24 divisors (see below), whose sum is σ = 134431920. Its totient is φ = 25102400.
The previous prime is 63385559. The next prime is 63385583. The reversal of 63385580 is 8558336.
It is not an unprimeable number, because it can be changed into a prime (63385583) by changing a digit.
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, 13670 + ... + 17709.
It is an arithmetic number, because the mean of its divisors is an integer number (5601330).
Almost surely, 263385580 is an apocalyptic number.
It is an amenable number.
63385580 is an abundant number, since it is smaller than the sum of its proper divisors (71046340).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
63385580 is a wasteful number, since it uses less digits than its factorization.
63385580 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31489 (or 31487 counting only the distinct ones).
The product of its (nonzero) digits is 86400, while the sum is 38.
The square root of 63385580 is about 7961.5061389162. The cubic root of 63385580 is about 398.7158400784.
The spelling of 63385580 in words is "sixty-three million, three hundred eighty-five thousand, five hundred eighty".
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