Base | Representation |
---|---|
bin | 1000001100111… |
… | …01101011010101 |
3 | 11210110120100211 |
4 | 10012131223111 |
5 | 120103201120 |
6 | 10454405421 |
7 | 1463550445 |
oct | 406355325 |
9 | 153416324 |
10 | 68803285 |
11 | 35923a21 |
12 | 1b060871 |
13 | 1133cc05 |
14 | 91d0125 |
15 | 609125a |
hex | 419dad5 |
68803285 has 8 divisors (see below), whose sum is σ = 82621440. Its totient is φ = 55004304.
The previous prime is 68803261. The next prime is 68803297. The reversal of 68803285 is 58230886.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 68803285 - 215 = 68770517 is a prime.
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, 4884 + ... + 12706.
It is an arithmetic number, because the mean of its divisors is an integer number (10327680).
Almost surely, 268803285 is an apocalyptic number.
It is an amenable number.
68803285 is a deficient number, since it is larger than the sum of its proper divisors (13818155).
68803285 is a wasteful number, since it uses less digits than its factorization.
68803285 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9587.
The product of its (nonzero) digits is 92160, while the sum is 40.
The square root of 68803285 is about 8294.7745599263. The cubic root of 68803285 is about 409.7664444149.
The spelling of 68803285 in words is "sixty-eight million, eight hundred three thousand, two hundred eighty-five".
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