Base | Representation |
---|---|
bin | 11000010011100000111101… |
… | …10001101101101001101001 |
3 | 21000020111021112222021002212 |
4 | 30021300132301231221221 |
5 | 24001134114340124240 |
6 | 305401130501534505 |
7 | 14154265461620222 |
oct | 1411603661555151 |
9 | 230214245867085 |
10 | 53447089379945 |
11 | 16036868657298 |
12 | 5bb24a2114435 |
13 | 23a9067612331 |
14 | d2abd2616249 |
15 | 62a434d56165 |
hex | 309c1ec6da69 |
53447089379945 has 8 divisors (see below), whose sum is σ = 64136762454336. Its totient is φ = 42757501371696.
The previous prime is 53447089379941. The next prime is 53447089379947. The reversal of 53447089379945 is 54997398074435.
53447089379945 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 53447089379945 - 22 = 53447089379941 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (53447089379941) 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, 19876007 + ... + 22404236.
It is an arithmetic number, because the mean of its divisors is an integer number (8017095306792).
Almost surely, 253447089379945 is an apocalyptic number.
It is an amenable number.
53447089379945 is a deficient number, since it is larger than the sum of its proper divisors (10689673074391).
53447089379945 is a wasteful number, since it uses less digits than its factorization.
53447089379945 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42533071.
The product of its (nonzero) digits is 4115059200, while the sum is 77.
The spelling of 53447089379945 in words is "fifty-three trillion, four hundred forty-seven billion, eighty-nine million, three hundred seventy-nine thousand, nine hundred forty-five".
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