Base | Representation |
---|---|
bin | 1000001010110… |
… | …10111010000110 |
3 | 11202221200012200 |
4 | 10011122322012 |
5 | 120020423143 |
6 | 10444455330 |
7 | 1461331221 |
oct | 405327206 |
9 | 152850180 |
10 | 68529798 |
11 | 357574a7 |
12 | 1ab4a546 |
13 | 1127559c |
14 | 915c5b8 |
15 | 603a1d3 |
hex | 415ae86 |
68529798 has 48 divisors (see below), whose sum is σ = 152277840. Its totient is φ = 22266432.
The previous prime is 68529787. The next prime is 68529803. The reversal of 68529798 is 89792586.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 183540 + ... + 183912.
It is an arithmetic number, because the mean of its divisors is an integer number (3172455).
Almost surely, 268529798 is an apocalyptic number.
68529798 is an abundant number, since it is smaller than the sum of its proper divisors (83748042).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68529798 is a wasteful number, since it uses less digits than its factorization.
68529798 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 613 (or 610 counting only the distinct ones).
The product of its digits is 2177280, while the sum is 54.
The square root of 68529798 is about 8278.2726459087. The cubic root of 68529798 is about 409.2227949451. Note that the first 3 decimals are identical.
The spelling of 68529798 in words is "sixty-eight million, five hundred twenty-nine thousand, seven hundred ninety-eight".
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