Base | Representation |
---|---|
bin | 1000001100110… |
… | …01100000001100 |
3 | 11210102200220121 |
4 | 10012121200030 |
5 | 120102124223 |
6 | 10454154324 |
7 | 1463446552 |
oct | 406314014 |
9 | 153380817 |
10 | 68786188 |
11 | 35912099 |
12 | 1b0529a4 |
13 | 113351b3 |
14 | 91c7bd2 |
15 | 608b15d |
hex | 419980c |
68786188 has 6 divisors (see below), whose sum is σ = 120375836. Its totient is φ = 34393092.
The previous prime is 68786171. The next prime is 68786189. The reversal of 68786188 is 88168786.
It is not an unprimeable number, because it can be changed into a prime (68786189) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8598270 + ... + 8598277.
Almost surely, 268786188 is an apocalyptic number.
It is an amenable number.
68786188 is a deficient number, since it is larger than the sum of its proper divisors (51589648).
68786188 is a wasteful number, since it uses less digits than its factorization.
68786188 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17196551 (or 17196549 counting only the distinct ones).
The product of its digits is 1032192, while the sum is 52.
The square root of 68786188 is about 8293.7439073075. The cubic root of 68786188 is about 409.7325005062.
The spelling of 68786188 in words is "sixty-eight million, seven hundred eighty-six thousand, one hundred eighty-eight".
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