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50055169 is a prime number
BaseRepresentation
bin1011111011110…
…0100000000001
310111012001210011
42332330200001
5100303231134
64544504521
71145314303
oct276744001
9114161704
1050055169
112628920a
121491b141
13a4a7558
14690d973
1545db264
hex2fbc801

50055169 has 2 divisors, whose sum is σ = 50055170. Its totient is φ = 50055168.

The previous prime is 50055143. The next prime is 50055217. The reversal of 50055169 is 96155005.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47430769 + 2624400 = 6887^2 + 1620^2 .

It is a cyclic number.

It is not a de Polignac number, because 50055169 - 29 = 50054657 is a prime.

It is a super-2 number, since 2×500551692 = 5011039887237122, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50055169.

It is not a weakly prime, because it can be changed into another prime (50055869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25027584 + 25027585.

It is an arithmetic number, because the mean of its divisors is an integer number (25027585).

Almost surely, 250055169 is an apocalyptic number.

It is an amenable number.

50055169 is a deficient number, since it is larger than the sum of its proper divisors (1).

50055169 is an equidigital number, since it uses as much as digits as its factorization.

50055169 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6750, while the sum is 31.

The square root of 50055169 is about 7074.9677737782. The cubic root of 50055169 is about 368.5385962825.

The spelling of 50055169 in words is "fifty million, fifty-five thousand, one hundred sixty-nine".