Base | Representation |
---|---|
bin | 1001010011010… |
… | …11111000110000 |
3 | 12102211122222210 |
4 | 10221223320300 |
5 | 124434132103 |
6 | 11424332120 |
7 | 1635204513 |
oct | 451537060 |
9 | 172748883 |
10 | 78036528 |
11 | 4005aaa9 |
12 | 22174040 |
13 | 1322377b |
14 | a514d7a |
15 | 6cb6e03 |
hex | 4a6be30 |
78036528 has 40 divisors (see below), whose sum is σ = 213455088. Its totient is φ = 24481792.
The previous prime is 78036509. The next prime is 78036533. The reversal of 78036528 is 82563087.
It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47001 + ... + 48632.
Almost surely, 278036528 is an apocalyptic number.
It is an amenable number.
78036528 is an abundant number, since it is smaller than the sum of its proper divisors (135418560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
78036528 is a wasteful number, since it uses less digits than its factorization.
78036528 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 95661 (or 95655 counting only the distinct ones).
The product of its (nonzero) digits is 80640, while the sum is 39.
The square root of 78036528 is about 8833.8286150457. The cubic root of 78036528 is about 427.3325550585.
The spelling of 78036528 in words is "seventy-eight million, thirty-six thousand, five hundred twenty-eight".
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