Base | Representation |
---|---|
bin | 10101011110111011010111… |
… | …01011001011110111111001 |
3 | 20012021022020210011112110121 |
4 | 22233131223223023313321 |
5 | 22143003411323143031 |
6 | 244250424522413241 |
7 | 12644063363312401 |
oct | 1257355353136771 |
9 | 205238223145417 |
10 | 47242151771641 |
11 | 14064314090522 |
12 | 536ba19061221 |
13 | 2048bba00b268 |
14 | b94764a85801 |
15 | 56dd24219011 |
hex | 2af76bacbdf9 |
47242151771641 has 6 divisors (see below), whose sum is σ = 49385463005690. Its totient is φ = 45188145172368.
The previous prime is 47242151771597. The next prime is 47242151771653. The reversal of 47242151771641 is 14617715124274.
It can be written as a sum of positive squares in only one way, i.e., 45366084639225 + 1876067132416 = 6735435^2 + 1369696^2 .
It is not a de Polignac number, because 47242151771641 - 217 = 47242151640569 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (47242151771671) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (31) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 44652316836 + ... + 44652317893.
Almost surely, 247242151771641 is an apocalyptic number.
It is an amenable number.
47242151771641 is a deficient number, since it is larger than the sum of its proper divisors (2143311234049).
47242151771641 is an equidigital number, since it uses as much as digits as its factorization.
47242151771641 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 89304634775 (or 89304634752 counting only the distinct ones).
The product of its digits is 2634240, while the sum is 52.
The spelling of 47242151771641 in words is "forty-seven trillion, two hundred forty-two billion, one hundred fifty-one million, seven hundred seventy-one thousand, six hundred forty-one".
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