Base | Representation |
---|---|
bin | 101010111100111… |
… | …111000100100010 |
3 | 1212012222210120212 |
4 | 222330333010202 |
5 | 2433440130200 |
6 | 155301334122 |
7 | 23600153150 |
oct | 5274770442 |
9 | 1765883525 |
10 | 720630050 |
11 | 33a860028 |
12 | 181407342 |
13 | b63b351a |
14 | 6b9c83d0 |
15 | 433ea035 |
hex | 2af3f122 |
720630050 has 48 divisors (see below), whose sum is σ = 1541151360. Its totient is φ = 245573760.
The previous prime is 720630037. The next prime is 720630059. The reversal of 720630050 is 50036027.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 720629998 and 720630025.
It is not an unprimeable number, because it can be changed into a prime (720630059) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 52286 + ... + 64614.
It is an arithmetic number, because the mean of its divisors is an integer number (32107320).
Almost surely, 2720630050 is an apocalyptic number.
720630050 is a gapful number since it is divisible by the number (70) formed by its first and last digit.
720630050 is an abundant number, since it is smaller than the sum of its proper divisors (820521310).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
720630050 is a wasteful number, since it uses less digits than its factorization.
720630050 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12515 (or 12510 counting only the distinct ones).
The product of its (nonzero) digits is 1260, while the sum is 23.
The square root of 720630050 is about 26844.5534513055. The cubic root of 720630050 is about 896.5423091144.
Adding to 720630050 its reverse (50036027), we get a palindrome (770666077).
The spelling of 720630050 in words is "seven hundred twenty million, six hundred thirty thousand, fifty".
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