Base | Representation |
---|---|
bin | 1001100110110… |
… | …00001111001101 |
3 | 12121121202112022 |
4 | 10303120033031 |
5 | 131111434420 |
6 | 11555015525 |
7 | 1665616532 |
oct | 463301715 |
9 | 177552468 |
10 | 80577485 |
11 | 4153606a |
12 | 22b9a5a5 |
13 | 139031b1 |
14 | a9b6d89 |
15 | 7119c25 |
hex | 4cd83cd |
80577485 has 16 divisors (see below), whose sum is σ = 100077120. Its totient is φ = 62240640.
The previous prime is 80577481. The next prime is 80577491. The reversal of 80577485 is 58477508.
It is not a de Polignac number, because 80577485 - 22 = 80577481 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80577481) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17030 + ... + 21240.
It is an arithmetic number, because the mean of its divisors is an integer number (6254820).
Almost surely, 280577485 is an apocalyptic number.
It is an amenable number.
80577485 is a deficient number, since it is larger than the sum of its proper divisors (19499635).
80577485 is a wasteful number, since it uses less digits than its factorization.
80577485 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4348.
The product of its (nonzero) digits is 313600, while the sum is 44.
The square root of 80577485 is about 8976.4962541072. The cubic root of 80577485 is about 431.9212480046.
The spelling of 80577485 in words is "eighty million, five hundred seventy-seven thousand, four hundred eighty-five".
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