Base | Representation |
---|---|
bin | 1001010011100… |
… | …11110011101000 |
3 | 12102220022111021 |
4 | 10221303303220 |
5 | 124441201333 |
6 | 11425142224 |
7 | 1635401215 |
oct | 451636350 |
9 | 172808437 |
10 | 78068968 |
11 | 4008240a |
12 | 2218a974 |
13 | 13235473 |
14 | a522b0c |
15 | 6cc182d |
hex | 4a73ce8 |
78068968 has 16 divisors (see below), whose sum is σ = 146598660. Its totient is φ = 38976000.
The previous prime is 78068917. The next prime is 78068983. The reversal of 78068968 is 86986087.
It can be written as a sum of positive squares in 2 ways, for example, as 73307844 + 4761124 = 8562^2 + 2182^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1353 + ... + 12568.
Almost surely, 278068968 is an apocalyptic number.
It is an amenable number.
78068968 is a deficient number, since it is larger than the sum of its proper divisors (68529692).
78068968 is a wasteful number, since it uses less digits than its factorization.
78068968 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14628 (or 14624 counting only the distinct ones).
The product of its (nonzero) digits is 1161216, while the sum is 52.
The square root of 78068968 is about 8835.6645477293. The cubic root of 78068968 is about 427.3917612959.
The spelling of 78068968 in words is "seventy-eight million, sixty-eight thousand, nine hundred sixty-eight".
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