Base | Representation |
---|---|
bin | 1001101000100… |
… | …10011110010000 |
3 | 12122001212201210 |
4 | 10310102132100 |
5 | 131142103031 |
6 | 12004100120 |
7 | 2000632131 |
oct | 464223620 |
9 | 178055653 |
10 | 80816016 |
11 | 416892a6 |
12 | 23094640 |
13 | 13987938 |
14 | aa39c88 |
15 | 7165746 |
hex | 4d12790 |
80816016 has 20 divisors (see below), whose sum is σ = 208774832. Its totient is φ = 26938656.
The previous prime is 80815993. The next prime is 80816023. The reversal of 80816016 is 61061808.
It is a super-2 number, since 2×808160162 = 13062456884224512, which contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 841786 + ... + 841881.
Almost surely, 280816016 is an apocalyptic number.
It is an amenable number.
80816016 is an abundant number, since it is smaller than the sum of its proper divisors (127958816).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80816016 is a wasteful number, since it uses less digits than its factorization.
80816016 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1683678 (or 1683672 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 30.
The square root of 80816016 is about 8989.7728558624. The cubic root of 80816016 is about 432.3470291102.
The spelling of 80816016 in words is "eighty million, eight hundred sixteen thousand, sixteen".
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