Base | Representation |
---|---|
bin | 10101100000100… |
… | …01110101001000 |
3 | 110120111200211101 |
4 | 22300101311020 |
5 | 332142144404 |
6 | 25523111144 |
7 | 4320420313 |
oct | 1260216510 |
9 | 416450741 |
10 | 180428104 |
11 | 9293533a |
12 | 505124b4 |
13 | 2b4c39bc |
14 | 19d6997a |
15 | 10c902a4 |
hex | ac11d48 |
180428104 has 32 divisors (see below), whose sum is σ = 357084000. Its totient is φ = 85231872.
The previous prime is 180428099. The next prime is 180428107. The reversal of 180428104 is 401824081.
It is not an unprimeable number, because it can be changed into a prime (180428107) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62272 + ... + 65104.
It is an arithmetic number, because the mean of its divisors is an integer number (11158875).
Almost surely, 2180428104 is an apocalyptic number.
It is an amenable number.
180428104 is a deficient number, since it is larger than the sum of its proper divisors (176655896).
180428104 is a wasteful number, since it uses less digits than its factorization.
180428104 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3277 (or 3273 counting only the distinct ones).
The product of its (nonzero) digits is 2048, while the sum is 28.
The square root of 180428104 is about 13432.3528839887. The cubic root of 180428104 is about 565.0688865808.
The spelling of 180428104 in words is "one hundred eighty million, four hundred twenty-eight thousand, one hundred four".
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