Base | Representation |
---|---|
bin | 1001100110000… |
… | …00010001001001 |
3 | 12121102202212000 |
4 | 10303000101021 |
5 | 131100314210 |
6 | 11552541213 |
7 | 1665030354 |
oct | 463002111 |
9 | 177382760 |
10 | 80479305 |
11 | 41479325 |
12 | 22b51809 |
13 | 1389a5ba |
14 | a98d29b |
15 | 70eaac0 |
hex | 4cc0449 |
80479305 has 16 divisors (see below), whose sum is σ = 143074560. Its totient is φ = 42922224.
The previous prime is 80479291. The next prime is 80479327. The reversal of 80479305 is 50397408.
It is not a de Polignac number, because 80479305 - 27 = 80479177 is a prime.
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 80479305.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 297937 + ... + 298206.
It is an arithmetic number, because the mean of its divisors is an integer number (8942160).
Almost surely, 280479305 is an apocalyptic number.
It is an amenable number.
80479305 is a deficient number, since it is larger than the sum of its proper divisors (62595255).
80479305 is a wasteful number, since it uses less digits than its factorization.
80479305 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 596157 (or 596151 counting only the distinct ones).
The product of its (nonzero) digits is 30240, while the sum is 36.
The square root of 80479305 is about 8971.0258610707. The cubic root of 80479305 is about 431.7457512429.
The spelling of 80479305 in words is "eighty million, four hundred seventy-nine thousand, three hundred five".
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