Base | Representation |
---|---|
bin | 1000001101001… |
… | …10001101011100 |
3 | 11210112100022022 |
4 | 10012212031130 |
5 | 120110310421 |
6 | 10455235312 |
7 | 1464054365 |
oct | 406461534 |
9 | 153470268 |
10 | 68838236 |
11 | 35948205 |
12 | 1b078b38 |
13 | 11352aac |
14 | 91dcb6c |
15 | 609b7ab |
hex | 41a635c |
68838236 has 24 divisors (see below), whose sum is σ = 128758896. Its totient is φ = 32088320.
The previous prime is 68838181. The next prime is 68838239. The reversal of 68838236 is 63283886.
68838236 is digitally balanced in base 9, because in such base it contains all the possibile digits an equal number of times.
68838236 is strictly pandigital in base 9.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68838239) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2546 + ... + 12006.
It is an arithmetic number, because the mean of its divisors is an integer number (5364954).
Almost surely, 268838236 is an apocalyptic number.
It is an amenable number.
68838236 is a deficient number, since it is larger than the sum of its proper divisors (59920660).
68838236 is a wasteful number, since it uses less digits than its factorization.
68838236 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9589 (or 9587 counting only the distinct ones).
The product of its digits is 331776, while the sum is 44.
The square root of 68838236 is about 8296.8811007511. The cubic root of 68838236 is about 409.8358176656.
The spelling of 68838236 in words is "sixty-eight million, eight hundred thirty-eight thousand, two hundred thirty-six".
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