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5005650161 is a prime number
BaseRepresentation
bin1001010100101110…
…00010100011110001
3110220212000101010102
410222113002203301
540222421301121
62144412242145
7235021216151
oct45227024361
913825011112
105005650161
112139617066
12b78470355
1361a089595
14356b32761
151e46c090b
hex12a5c28f1

5005650161 has 2 divisors, whose sum is σ = 5005650162. Its totient is φ = 5005650160.

The previous prime is 5005650101. The next prime is 5005650163. The reversal of 5005650161 is 1610565005.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3062515600 + 1943134561 = 55340^2 + 44081^2 .

It is a cyclic number.

It is not a de Polignac number, because 5005650161 - 226 = 4938541297 is a prime.

Together with 5005650163, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (5005650163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2502825080 + 2502825081.

It is an arithmetic number, because the mean of its divisors is an integer number (2502825081).

Almost surely, 25005650161 is an apocalyptic number.

It is an amenable number.

5005650161 is a deficient number, since it is larger than the sum of its proper divisors (1).

5005650161 is an equidigital number, since it uses as much as digits as its factorization.

5005650161 is an odious number, because the sum of its binary digits is odd.

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

The square root of 5005650161 is about 70750.6195096552. The cubic root of 5005650161 is about 1710.6198135011.

The spelling of 5005650161 in words is "five billion, five million, six hundred fifty thousand, one hundred sixty-one".