Base | Representation |
---|---|
bin | 1000001101000… |
… | …01011101111110 |
3 | 11210111100122222 |
4 | 10012201131332 |
5 | 120104200224 |
6 | 10455005342 |
7 | 1463643641 |
oct | 406413576 |
9 | 153440588 |
10 | 68818814 |
11 | 35934659 |
12 | 1b069852 |
13 | 11346cbc |
14 | 91d5a58 |
15 | 6095b5e |
hex | 41a177e |
68818814 has 8 divisors (see below), whose sum is σ = 103351248. Its totient is φ = 34368400.
The previous prime is 68818811. The next prime is 68818819. The reversal of 68818814 is 41881886.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68818811) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18362 + ... + 21789.
It is an arithmetic number, because the mean of its divisors is an integer number (12918906).
Almost surely, 268818814 is an apocalyptic number.
68818814 is a deficient number, since it is larger than the sum of its proper divisors (34532434).
68818814 is a wasteful number, since it uses less digits than its factorization.
68818814 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41010.
The product of its digits is 98304, while the sum is 44.
The square root of 68818814 is about 8295.7105783652. The cubic root of 68818814 is about 409.7972703871.
The spelling of 68818814 in words is "sixty-eight million, eight hundred eighteen thousand, eight hundred fourteen".
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