Base | Representation |
---|---|
bin | 11011111100001010… |
… | …101010101101100001 |
3 | 2212102210011012110001 |
4 | 123330022222231201 |
5 | 442420104133333 |
6 | 21440525540001 |
7 | 2111303455600 |
oct | 337412525541 |
9 | 85383135401 |
10 | 30000458593 |
11 | 117a5527636 |
12 | 5993114601 |
13 | 2aa14c5a61 |
14 | 1648527a37 |
15 | ba8bb9b7d |
hex | 6fc2aab61 |
30000458593 has 6 divisors (see below), whose sum is σ = 34898492706. Its totient is φ = 25714678752.
The previous prime is 30000458581. The next prime is 30000458597. The reversal of 30000458593 is 39585400003.
It can be written as a sum of positive squares in only one way, i.e., 17990052129 + 12010406464 = 134127^2 + 109592^2 .
It is not a de Polignac number, because 30000458593 - 25 = 30000458561 is a prime.
It is not an unprimeable number, because it can be changed into a prime (30000458597) 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 5 ways as a sum of consecutive naturals, for example, 306127080 + ... + 306127177.
It is an arithmetic number, because the mean of its divisors is an integer number (5816415451).
Almost surely, 230000458593 is an apocalyptic number.
It is an amenable number.
30000458593 is a deficient number, since it is larger than the sum of its proper divisors (4898034113).
30000458593 is an equidigital number, since it uses as much as digits as its factorization.
30000458593 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 612254271 (or 612254264 counting only the distinct ones).
The product of its (nonzero) digits is 64800, while the sum is 37.
Adding to 30000458593 its reverse (39585400003), we get a palindrome (69585858596).
The spelling of 30000458593 in words is "thirty billion, four hundred fifty-eight thousand, five hundred ninety-three".
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