Base | Representation |
---|---|
bin | 1000111000100100101… |
… | …00010111000000111101 |
3 | 1002011220101201220202201 |
4 | 10130102110113000331 |
5 | 20000123000130203 |
6 | 352121354551501 |
7 | 31024244142460 |
oct | 4342224270075 |
9 | 1064811656681 |
10 | 305250005053 |
11 | 108501740854 |
12 | 4b1ab738591 |
13 | 22a28702286 |
14 | 10aba4c12d7 |
15 | 7e1854ae1d |
hex | 471251703d |
305250005053 has 4 divisors (see below), whose sum is σ = 348857148640. Its totient is φ = 261642861468.
The previous prime is 305250005051. The next prime is 305250005059. The reversal of 305250005053 is 350500052503.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 350500052503 = 29 ⋅12086208707.
It is a cyclic number.
It is not a de Polignac number, because 305250005053 - 21 = 305250005051 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (305250005051) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21803571783 + ... + 21803571796.
It is an arithmetic number, because the mean of its divisors is an integer number (87214287160).
Almost surely, 2305250005053 is an apocalyptic number.
It is an amenable number.
305250005053 is a deficient number, since it is larger than the sum of its proper divisors (43607143587).
305250005053 is an equidigital number, since it uses as much as digits as its factorization.
305250005053 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 43607143586.
The product of its (nonzero) digits is 11250, while the sum is 28.
Adding to 305250005053 its reverse (350500052503), we get a palindrome (655750057556).
The spelling of 305250005053 in words is "three hundred five billion, two hundred fifty million, five thousand, fifty-three".
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