Base | Representation |
---|---|
bin | 10110010010001000100 |
3 | 1101002121201 |
4 | 2302101010 |
5 | 141331210 |
6 | 23352244 |
7 | 6130543 |
oct | 2622104 |
9 | 1332551 |
10 | 730180 |
11 | 459660 |
12 | 2b2684 |
13 | 1c7479 |
14 | 15015a |
15 | e653a |
hex | b2444 |
730180 has 24 divisors (see below), whose sum is σ = 1673280. Its totient is φ = 265440.
The previous prime is 730157. The next prime is 730187. The reversal of 730180 is 81037.
It is not an unprimeable number, because it can be changed into a prime (730187) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 1440 + ... + 1879.
It is an arithmetic number, because the mean of its divisors is an integer number (69720).
2730180 is an apocalyptic number.
It is an amenable number.
730180 is an abundant number, since it is smaller than the sum of its proper divisors (943100).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
730180 is a wasteful number, since it uses less digits than its factorization.
730180 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3339 (or 3337 counting only the distinct ones).
The product of its (nonzero) digits is 168, while the sum is 19.
The square root of 730180 is about 854.5057050717. The cubic root of 730180 is about 90.0485334939.
It can be divided in two parts, 7301 and 80, that added together give a triangular number (7381 = T121).
The spelling of 730180 in words is "seven hundred thirty thousand, one hundred eighty".
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