Base | Representation |
---|---|
bin | 1000000111011… |
… | …10000101100000 |
3 | 11202010000210000 |
4 | 10003232011200 |
5 | 114412142224 |
6 | 10431140000 |
7 | 1454463546 |
oct | 403560540 |
9 | 152100700 |
10 | 68084064 |
11 | 35482624 |
12 | 1a974600 |
13 | 1114a739 |
14 | 9083d96 |
15 | 5e9d0c9 |
hex | 40ee160 |
68084064 has 60 divisors (see below), whose sum is σ = 200240964. Its totient is φ = 22693824.
The previous prime is 68084057. The next prime is 68084089. The reversal of 68084064 is 46048086.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 10542 + ... + 15725.
Almost surely, 268084064 is an apocalyptic number.
It is an amenable number.
68084064 is an abundant number, since it is smaller than the sum of its proper divisors (132156900).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68084064 is a wasteful number, since it uses less digits than its factorization.
68084064 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26289 (or 26272 counting only the distinct ones).
The product of its (nonzero) digits is 36864, while the sum is 36.
The square root of 68084064 is about 8251.3068055915. The cubic root of 68084064 is about 408.3336371325. Note that the first 3 decimals are identical.
The spelling of 68084064 in words is "sixty-eight million, eighty-four thousand, sixty-four".
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