Base | Representation |
---|---|
bin | 11011111111111011… |
… | …000000100011110010 |
3 | 2212121011201010202100 |
4 | 123333323000203302 |
5 | 443032221301032 |
6 | 21451100201230 |
7 | 2113000134063 |
oct | 337773004362 |
9 | 85534633670 |
10 | 30063462642 |
11 | 1182804a4a4 |
12 | 59b0239216 |
13 | 2ab1585165 |
14 | 1652a4856a |
15 | bae4b297c |
hex | 6ffec08f2 |
30063462642 has 48 divisors (see below), whose sum is σ = 66674836800. Its totient is φ = 9784799136.
The previous prime is 30063462617. The next prime is 30063462661. The reversal of 30063462642 is 24626436003.
30063462642 is a `hidden beast` number, since 3 + 0 + 0 + 6 + 3 + 4 + 6 + 2 + 642 = 666.
It is a junction number, because it is equal to n+sod(n) for n = 30063462597 and 30063462606.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3491859 + ... + 3500457.
It is an arithmetic number, because the mean of its divisors is an integer number (1389059100).
Almost surely, 230063462642 is an apocalyptic number.
30063462642 is an abundant number, since it is smaller than the sum of its proper divisors (36611374158).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30063462642 is a wasteful number, since it uses less digits than its factorization.
30063462642 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13167 (or 13164 counting only the distinct ones).
The product of its (nonzero) digits is 124416, while the sum is 36.
Adding to 30063462642 its reverse (24626436003), we get a palindrome (54689898645).
The spelling of 30063462642 in words is "thirty billion, sixty-three million, four hundred sixty-two thousand, six hundred forty-two".
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