Base | Representation |
---|---|
bin | 11011111101101010… |
… | …001101011010100000 |
3 | 2212111112021122212010 |
4 | 123331222031122200 |
5 | 442443012120131 |
6 | 21443222432520 |
7 | 2112026401515 |
oct | 337552153240 |
9 | 85445248763 |
10 | 30025504416 |
11 | 11808683966 |
12 | 599b592740 |
13 | 2aa6754a7b |
14 | 164b9a730c |
15 | baaeb5b46 |
hex | 6fda8d6a0 |
30025504416 has 96 divisors (see below), whose sum is σ = 81151253568. Its totient is φ = 9714575360.
The previous prime is 30025504373. The next prime is 30025504427. The reversal of 30025504416 is 61440552003.
It is a tau number, because it is divible by the number of its divisors (96).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 756031 + ... + 794753.
It is an arithmetic number, because the mean of its divisors is an integer number (845325558).
Almost surely, 230025504416 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 30025504416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40575626784).
30025504416 is an abundant number, since it is smaller than the sum of its proper divisors (51125749152).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30025504416 is a wasteful number, since it uses less digits than its factorization.
30025504416 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38974 (or 38966 counting only the distinct ones).
The product of its (nonzero) digits is 14400, while the sum is 30.
The spelling of 30025504416 in words is "thirty billion, twenty-five million, five hundred four thousand, four hundred sixteen".
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