Base | Representation |
---|---|
bin | 1000001010111… |
… | …10100001001100 |
3 | 11202222102111110 |
4 | 10011132201030 |
5 | 120021411323 |
6 | 10445052020 |
7 | 1461422310 |
oct | 405364114 |
9 | 152872443 |
10 | 68544588 |
11 | 35767622 |
12 | 1ab57010 |
13 | 1127c238 |
14 | 9163b40 |
15 | 603e793 |
hex | 415e84c |
68544588 has 48 divisors (see below), whose sum is σ = 183375360. Its totient is φ = 19521024.
The previous prime is 68544583. The next prime is 68544599. The reversal of 68544588 is 88544586.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (68544583) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29020 + ... + 31292.
It is an arithmetic number, because the mean of its divisors is an integer number (3820320).
Almost surely, 268544588 is an apocalyptic number.
It is an amenable number.
68544588 is an abundant number, since it is smaller than the sum of its proper divisors (114830772).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68544588 is a wasteful number, since it uses less digits than its factorization.
68544588 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2646 (or 2644 counting only the distinct ones).
The product of its digits is 1228800, while the sum is 48.
The square root of 68544588 is about 8279.1659000167. The cubic root of 68544588 is about 409.2522321143.
The spelling of 68544588 in words is "sixty-eight million, five hundred forty-four thousand, five hundred eighty-eight".
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