Base | Representation |
---|---|
bin | 1001100110101… |
… | …10001100101111 |
3 | 12121121100002001 |
4 | 10303112030233 |
5 | 131111203020 |
6 | 11554513131 |
7 | 1665553303 |
oct | 463261457 |
9 | 177540061 |
10 | 80569135 |
11 | 4152a869 |
12 | 22b957a7 |
13 | 138cc45a |
14 | a9b3d03 |
15 | 711750a |
hex | 4cd632f |
80569135 has 8 divisors (see below), whose sum is σ = 96737040. Its totient is φ = 64419264.
The previous prime is 80569133. The next prime is 80569183. The reversal of 80569135 is 53196508.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 80569135 - 21 = 80569133 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 80569094 and 80569103.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80569133) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9019 + ... + 15571.
It is an arithmetic number, because the mean of its divisors is an integer number (12092130).
Almost surely, 280569135 is an apocalyptic number.
80569135 is a deficient number, since it is larger than the sum of its proper divisors (16167905).
80569135 is a wasteful number, since it uses less digits than its factorization.
80569135 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9017.
The product of its (nonzero) digits is 32400, while the sum is 37.
The square root of 80569135 is about 8976.0311385378. The cubic root of 80569135 is about 431.9063279270.
The spelling of 80569135 in words is "eighty million, five hundred sixty-nine thousand, one hundred thirty-five".
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