Base | Representation |
---|---|
bin | 11101010110010010100111… |
… | …10111000000000111110001 |
3 | 22110111201210022002000200121 |
4 | 32223021103313000013301 |
5 | 31424340433343021131 |
6 | 345132054003450241 |
7 | 16410454350435130 |
oct | 1653112367000761 |
9 | 273451708060617 |
10 | 64537585517041 |
11 | 1962226659544a |
12 | 72a3996986981 |
13 | 2a01b3958a3b0 |
14 | 11d18c8917917 |
15 | 76db861e0911 |
hex | 3ab253dc01f1 |
64537585517041 has 32 divisors (see below), whose sum is σ = 79463117216000. Its totient is φ = 51041982504960.
The previous prime is 64537585517011. The next prime is 64537585517081. The reversal of 64537585517041 is 14071558573546.
64537585517041 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 64537585517041 - 227 = 64537451299313 is a prime.
It is not an unprimeable number, because it can be changed into a prime (64537585517011) 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 31 ways as a sum of consecutive naturals, for example, 2761427086 + ... + 2761450456.
It is an arithmetic number, because the mean of its divisors is an integer number (2483222413000).
Almost surely, 264537585517041 is an apocalyptic number.
It is an amenable number.
64537585517041 is a deficient number, since it is larger than the sum of its proper divisors (14925531698959).
64537585517041 is a wasteful number, since it uses less digits than its factorization.
64537585517041 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34409.
The product of its (nonzero) digits is 70560000, while the sum is 61.
The spelling of 64537585517041 in words is "sixty-four trillion, five hundred thirty-seven billion, five hundred eighty-five million, five hundred seventeen thousand, forty-one".
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