Base | Representation |
---|---|
bin | 10010110110011001… |
… | …011111100011100001 |
3 | 1221020120010210200121 |
4 | 102312121133203201 |
5 | 312422420132340 |
6 | 13144221320241 |
7 | 1314365130640 |
oct | 226631374341 |
9 | 57216123617 |
10 | 20240005345 |
11 | 8646a5664a |
12 | 3b0a406081 |
13 | 1ba732b031 |
14 | da011d357 |
15 | 7d6d7894a |
hex | 4b665f8e1 |
20240005345 has 8 divisors (see below), whose sum is σ = 27757721664. Its totient is φ = 13878860784.
The previous prime is 20240005343. The next prime is 20240005363. The reversal of 20240005345 is 54350004202.
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 20240005345 - 21 = 20240005343 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20240005343) 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 7 ways as a sum of consecutive naturals, for example, 289142899 + ... + 289142968.
It is an arithmetic number, because the mean of its divisors is an integer number (3469715208).
Almost surely, 220240005345 is an apocalyptic number.
It is an amenable number.
20240005345 is a deficient number, since it is larger than the sum of its proper divisors (7517716319).
20240005345 is an equidigital number, since it uses as much as digits as its factorization.
20240005345 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 578285879.
The product of its (nonzero) digits is 4800, while the sum is 25.
Adding to 20240005345 its reverse (54350004202), we get a palindrome (74590009547).
The spelling of 20240005345 in words is "twenty billion, two hundred forty million, five thousand, three hundred forty-five".
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