Base | Representation |
---|---|
bin | 1001100101111… |
… | …00011100000100 |
3 | 12121101222100002 |
4 | 10302330130010 |
5 | 131044313440 |
6 | 11552340432 |
7 | 1664633546 |
oct | 462743404 |
9 | 177358302 |
10 | 80463620 |
11 | 41468566 |
12 | 22b44718 |
13 | 13893413 |
14 | a987696 |
15 | 70e6115 |
hex | 4cbc704 |
80463620 has 12 divisors (see below), whose sum is σ = 168973644. Its totient is φ = 32185440.
The previous prime is 80463619. The next prime is 80463623. The reversal of 80463620 is 2636408.
It can be written as a sum of positive squares in 2 ways, for example, as 22429696 + 58033924 = 4736^2 + 7618^2 .
It is not an unprimeable number, because it can be changed into a prime (80463623) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2011571 + ... + 2011610.
It is an arithmetic number, because the mean of its divisors is an integer number (14081137).
Almost surely, 280463620 is an apocalyptic number.
It is an amenable number.
80463620 is an abundant number, since it is smaller than the sum of its proper divisors (88510024).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80463620 is a wasteful number, since it uses less digits than its factorization.
80463620 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4023190 (or 4023188 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 29.
The square root of 80463620 is about 8970.1516152181. The cubic root of 80463620 is about 431.7177010831.
The spelling of 80463620 in words is "eighty million, four hundred sixty-three thousand, six hundred twenty".
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