Base | Representation |
---|---|
bin | 11011111110101111… |
… | …000100000111000001 |
3 | 2212112210020200120011 |
4 | 123332233010013001 |
5 | 443012122213431 |
6 | 21445105344521 |
7 | 2112335666101 |
oct | 337657040701 |
9 | 85483220504 |
10 | 30043554241 |
11 | 11817891a78 |
12 | 59a5638141 |
13 | 2aaa40463c |
14 | 1650145201 |
15 | bac87dcb1 |
hex | 6febc41c1 |
30043554241 has 16 divisors (see below), whose sum is σ = 32093475840. Its totient is φ = 28061893440.
The previous prime is 30043554217. The next prime is 30043554251. The reversal of 30043554241 is 14245534003.
It is a cyclic number.
It is not a de Polignac number, because 30043554241 - 211 = 30043552193 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30043554251) by changing a digit.
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, 4165060 + ... + 4172266.
It is an arithmetic number, because the mean of its divisors is an integer number (2005842240).
Almost surely, 230043554241 is an apocalyptic number.
30043554241 is a gapful number since it is divisible by the number (31) formed by its first and last digit.
It is an amenable number.
30043554241 is a deficient number, since it is larger than the sum of its proper divisors (2049921599).
30043554241 is a wasteful number, since it uses less digits than its factorization.
30043554241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11904.
The product of its (nonzero) digits is 28800, while the sum is 31.
The spelling of 30043554241 in words is "thirty billion, forty-three million, five hundred fifty-four thousand, two hundred forty-one".
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