Base | Representation |
---|---|
bin | 1001100110001… |
… | …11110000101100 |
3 | 12121111022221201 |
4 | 10303013300230 |
5 | 131102304441 |
6 | 11553335244 |
7 | 1665216010 |
oct | 463076054 |
9 | 177438851 |
10 | 80509996 |
11 | 4149a396 |
12 | 22b67524 |
13 | 138ab568 |
14 | a99a540 |
15 | 7104c31 |
hex | 4cc7c2c |
80509996 has 24 divisors (see below), whose sum is σ = 163663136. Its totient is φ = 33937920.
The previous prime is 80509969. The next prime is 80510041. The reversal of 80509996 is 69990508.
It is a happy number.
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, 21861 + ... + 25276.
Almost surely, 280509996 is an apocalyptic number.
It is an amenable number.
80509996 is an abundant number, since it is smaller than the sum of its proper divisors (83153140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80509996 is a wasteful number, since it uses less digits than its factorization.
80509996 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47209 (or 47207 counting only the distinct ones).
The product of its (nonzero) digits is 174960, while the sum is 46.
The square root of 80509996 is about 8972.7362604726. The cubic root of 80509996 is about 431.8006267367.
The spelling of 80509996 in words is "eighty million, five hundred nine thousand, nine hundred ninety-six".
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