Base | Representation |
---|---|
bin | 1101110000001111110001… |
… | …00010011100011111100001 |
3 | 10222002101201110100121021122 |
4 | 12320013320202130133201 |
5 | 12431013312313312210 |
6 | 144154213235102025 |
7 | 6241063102353506 |
oct | 670077042343741 |
9 | 128071643317248 |
10 | 30245034510305 |
11 | 970093554940a |
12 | 3485834a41915 |
13 | 13b512c863454 |
14 | 767c205214ad |
15 | 376b21c06b55 |
hex | 1b81f889c7e1 |
30245034510305 has 8 divisors (see below), whose sum is σ = 38204254118400. Its totient is φ = 22922552470896.
The previous prime is 30245034510289. The next prime is 30245034510307. The reversal of 30245034510305 is 50301543054203.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30245034510305 - 24 = 30245034510289 is a prime.
It is a super-2 number, since 2×302450345103052 (a number of 28 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (30245034510307) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 159184392065 + ... + 159184392254.
It is an arithmetic number, because the mean of its divisors is an integer number (4775531764800).
Almost surely, 230245034510305 is an apocalyptic number.
It is an amenable number.
30245034510305 is a deficient number, since it is larger than the sum of its proper divisors (7959219608095).
30245034510305 is a wasteful number, since it uses less digits than its factorization.
30245034510305 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 318368784343.
The product of its (nonzero) digits is 108000, while the sum is 35.
Adding to 30245034510305 its reverse (50301543054203), we get a palindrome (80546577564508).
The spelling of 30245034510305 in words is "thirty trillion, two hundred forty-five billion, thirty-four million, five hundred ten thousand, three hundred five".
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