Base | Representation |
---|---|
bin | 1100101101110… |
… | …1011010000000 |
3 | 10201100201210120 |
4 | 3023131122000 |
5 | 102123220210 |
6 | 5143100240 |
7 | 1215226416 |
oct | 313353200 |
9 | 121321716 |
10 | 53335680 |
11 | 28119982 |
12 | 15a41680 |
13 | b085798 |
14 | 71252b6 |
15 | 4a38270 |
hex | 32dd680 |
53335680 has 64 divisors (see below), whose sum is σ = 170013600. Its totient is φ = 14222336.
The previous prime is 53335663. The next prime is 53335691. The reversal of 53335680 is 8653335.
It is a tau number, because it is divible by the number of its divisors (64).
It is a super-2 number, since 2×533356802 = 5689389522124800, which contains 22 as substring.
It is a congruent number.
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, 11970 + ... + 15809.
Almost surely, 253335680 is an apocalyptic number.
It is an amenable number.
53335680 is an abundant number, since it is smaller than the sum of its proper divisors (116677920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53335680 is a wasteful number, since it uses less digits than its factorization.
53335680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27801 (or 27789 counting only the distinct ones).
The product of its (nonzero) digits is 32400, while the sum is 33.
The square root of 53335680 is about 7303.1280969185. The cubic root of 53335680 is about 376.4199322161.
The spelling of 53335680 in words is "fifty-three million, three hundred thirty-five thousand, six hundred eighty".
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