Base | Representation |
---|---|
bin | 1001100110001… |
… | …11000001110100 |
3 | 12121111011211121 |
4 | 10303013001310 |
5 | 131102210441 |
6 | 11553313324 |
7 | 1665204163 |
oct | 463070164 |
9 | 177434747 |
10 | 80506996 |
11 | 41498109 |
12 | 22b65844 |
13 | 138aa09b |
14 | a9993da |
15 | 7103dd1 |
hex | 4cc7074 |
80506996 has 6 divisors (see below), whose sum is σ = 140887250. Its totient is φ = 40253496.
The previous prime is 80506981. The next prime is 80507023. The reversal of 80506996 is 69960508.
It can be written as a sum of positive squares in only one way, i.e., 80102500 + 404496 = 8950^2 + 636^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10063371 + ... + 10063378.
Almost surely, 280506996 is an apocalyptic number.
It is an amenable number.
80506996 is a deficient number, since it is larger than the sum of its proper divisors (60380254).
80506996 is a wasteful number, since it uses less digits than its factorization.
80506996 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20126753 (or 20126751 counting only the distinct ones).
The product of its (nonzero) digits is 116640, while the sum is 43.
The square root of 80506996 is about 8972.5690858304. The cubic root of 80506996 is about 431.7952633531.
The spelling of 80506996 in words is "eighty million, five hundred six thousand, nine hundred ninety-six".
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