Base | Representation |
---|---|
bin | 1001100101001… |
… | …00010000000000 |
3 | 12121012221102121 |
4 | 10302210100000 |
5 | 131033131134 |
6 | 11550254024 |
7 | 1664041651 |
oct | 462442000 |
9 | 177187377 |
10 | 80364544 |
11 | 41400087 |
12 | 22ab7314 |
13 | 1385a2b0 |
14 | a95d528 |
15 | 70c6ab4 |
hex | 4ca4400 |
80364544 has 44 divisors (see below), whose sum is σ = 173037004. Its totient is φ = 37085184.
The previous prime is 80364527. The next prime is 80364569. The reversal of 80364544 is 44546308.
It can be written as a sum of positive squares in 2 ways, for example, as 13778944 + 66585600 = 3712^2 + 8160^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10294 + ... + 16330.
Almost surely, 280364544 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 80364544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86518502).
80364544 is an abundant number, since it is smaller than the sum of its proper divisors (92672460).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80364544 is a wasteful number, since it uses less digits than its factorization.
80364544 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6070 (or 6052 counting only the distinct ones).
The product of its (nonzero) digits is 46080, while the sum is 34.
The square root of 80364544 is about 8964.6273765283. The cubic root of 80364544 is about 431.5404349240.
It can be divided in two parts, 80364 and 544, that added together give a palindrome (80908).
The spelling of 80364544 in words is "eighty million, three hundred sixty-four thousand, five hundred forty-four".
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