Base | Representation |
---|---|
bin | 1001010011010… |
… | …01111100110100 |
3 | 12102211021010000 |
4 | 10221221330310 |
5 | 124433403341 |
6 | 11424231300 |
7 | 1635142422 |
oct | 451517464 |
9 | 172737100 |
10 | 78028596 |
11 | 40055048 |
12 | 2216b530 |
13 | 1321cc89 |
14 | a512112 |
15 | 6cb48b6 |
hex | 4a69f34 |
78028596 has 30 divisors (see below), whose sum is σ = 203983010. Its totient is φ = 26009424.
The previous prime is 78028591. The next prime is 78028603. The reversal of 78028596 is 69582087.
It can be written as a sum of positive squares in only one way, i.e., 77792400 + 236196 = 8820^2 + 486^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (78028591) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 120091 + ... + 120738.
Almost surely, 278028596 is an apocalyptic number.
It is an amenable number.
78028596 is an abundant number, since it is smaller than the sum of its proper divisors (125954414).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
78028596 is a wasteful number, since it uses less digits than its factorization.
78028596 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 240845 (or 240834 counting only the distinct ones).
The product of its (nonzero) digits is 241920, while the sum is 45.
The square root of 78028596 is about 8833.3796476773. The cubic root of 78028596 is about 427.3180758705.
The spelling of 78028596 in words is "seventy-eight million, twenty-eight thousand, five hundred ninety-six".
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