Base | Representation |
---|---|
bin | 1011111001100011111… |
… | …0100101010010110000 |
3 | 201112200002010021111101 |
4 | 2332120332211102300 |
5 | 11322133040133144 |
6 | 233525220254144 |
7 | 20524652242501 |
oct | 2763076452260 |
9 | 645602107441 |
10 | 204430005424 |
11 | 79775454907 |
12 | 33753241354 |
13 | 1637c059768 |
14 | 9c745aaba8 |
15 | 54b73386d4 |
hex | 2f98fa54b0 |
204430005424 has 40 divisors (see below), whose sum is σ = 408945254400. Its totient is φ = 98897121600.
The previous prime is 204430005347. The next prime is 204430005427. The reversal of 204430005424 is 424500034402.
It is a junction number, because it is equal to n+sod(n) for n = 204430005392 and 204430005401.
It is not an unprimeable number, because it can be changed into a prime (204430005427) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2488689 + ... + 2569519.
It is an arithmetic number, because the mean of its divisors is an integer number (10223631360).
Almost surely, 2204430005424 is an apocalyptic number.
It is an amenable number.
204430005424 is an abundant number, since it is smaller than the sum of its proper divisors (204515248976).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
204430005424 is a wasteful number, since it uses less digits than its factorization.
204430005424 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 85969 (or 85963 counting only the distinct ones).
The product of its (nonzero) digits is 15360, while the sum is 28.
Adding to 204430005424 its reverse (424500034402), we get a palindrome (628930039826).
The spelling of 204430005424 in words is "two hundred four billion, four hundred thirty million, five thousand, four hundred twenty-four".
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