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65050110065 = 5234712035173
BaseRepresentation
bin111100100101010010…
…011110100001110001
320012220110020222101202
4330211102132201301
52031210312010230
645514505340545
74462000545443
oct744522364161
9205813228352
1065050110065
1125651100546
1210735197755
136198ab22b5
14321147a493
151a5aca6a45
hexf2549e871

65050110065 has 16 divisors (see below), whose sum is σ = 83187122688. Its totient is φ = 48718376256.

The previous prime is 65050110061. The next prime is 65050110131. The reversal of 65050110065 is 56001105056.

65050110065 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 65050110065 - 22 = 65050110061 is a prime.

It is a super-2 number, since 2×650501100652 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65050110061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6012182 + ... + 6022991.

It is an arithmetic number, because the mean of its divisors is an integer number (5199195168).

Almost surely, 265050110065 is an apocalyptic number.

It is an amenable number.

65050110065 is a deficient number, since it is larger than the sum of its proper divisors (18137012623).

65050110065 is a wasteful number, since it uses less digits than its factorization.

65050110065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12035248.

The product of its (nonzero) digits is 4500, while the sum is 29.

The spelling of 65050110065 in words is "sixty-five billion, fifty million, one hundred ten thousand, sixty-five".

Divisors: 1 5 23 47 115 235 1081 5405 12035173 60175865 276808979 565653131 1384044895 2828265655 13010022013 65050110065