Base | Representation |
---|---|
bin | 1000001001111… |
… | …11010011010010 |
3 | 11202201221002200 |
4 | 10010333103102 |
5 | 120003313342 |
6 | 10442224030 |
7 | 1460350443 |
oct | 404772322 |
9 | 152657080 |
10 | 68416722 |
11 | 3568a550 |
12 | 1aab5016 |
13 | 11235c8a |
14 | 912d2ca |
15 | 601694c |
hex | 413f4d2 |
68416722 has 48 divisors (see below), whose sum is σ = 162515808. Its totient is φ = 20629440.
The previous prime is 68416717. The next prime is 68416753. The reversal of 68416722 is 22761486.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45393 + ... + 46875.
It is an arithmetic number, because the mean of its divisors is an integer number (3385746).
Almost surely, 268416722 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 68416722, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81257904).
68416722 is an abundant number, since it is smaller than the sum of its proper divisors (94099086).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68416722 is a wasteful number, since it uses less digits than its factorization.
68416722 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1735 (or 1732 counting only the distinct ones).
The product of its digits is 32256, while the sum is 36.
The square root of 68416722 is about 8271.4401406285. The cubic root of 68416722 is about 408.9975948512.
The spelling of 68416722 in words is "sixty-eight million, four hundred sixteen thousand, seven hundred twenty-two".
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