Base | Representation |
---|---|
bin | 1000001010110… |
… | …10110011000000 |
3 | 11202221122120212 |
4 | 10011122303000 |
5 | 120020414334 |
6 | 10444453252 |
7 | 1461330002 |
oct | 405326300 |
9 | 152848525 |
10 | 68529344 |
11 | 35757124 |
12 | 1ab4a228 |
13 | 11275310 |
14 | 915c372 |
15 | 6039ece |
hex | 415acc0 |
68529344 has 56 divisors (see below), whose sum is σ = 151229568. Its totient is φ = 30597120.
The previous prime is 68529343. The next prime is 68529347. The reversal of 68529344 is 44392586.
It is not an unprimeable number, because it can be changed into a prime (68529341) 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, 24464 + ... + 27120.
It is an arithmetic number, because the mean of its divisors is an integer number (2700528).
Almost surely, 268529344 is an apocalyptic number.
68529344 is a gapful number since it is divisible by the number (64) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 68529344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75614784).
68529344 is an abundant number, since it is smaller than the sum of its proper divisors (82700224).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68529344 is a wasteful number, since it uses less digits than its factorization.
68529344 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2713 (or 2703 counting only the distinct ones).
The product of its digits is 207360, while the sum is 41.
The square root of 68529344 is about 8278.2452246838. The cubic root of 68529344 is about 409.2218912625.
The spelling of 68529344 in words is "sixty-eight million, five hundred twenty-nine thousand, three hundred forty-four".
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