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50165669 is a prime number
BaseRepresentation
bin1011111101011…
…1011110100101
310111101200100202
42333113132211
5100320300134
64551120245
71146254411
oct277273645
9114350322
1050165669
1126354234
1214973085
13a515938
14693bd41
15460dd7e
hex2fd77a5

50165669 has 2 divisors, whose sum is σ = 50165670. Its totient is φ = 50165668.

The previous prime is 50165659. The next prime is 50165683. The reversal of 50165669 is 96656105.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49420900 + 744769 = 7030^2 + 863^2 .

It is a cyclic number.

It is not a de Polignac number, because 50165669 - 24 = 50165653 is a prime.

It is a super-2 number, since 2×501656692 = 5033188692435122, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50165639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25082834 + 25082835.

It is an arithmetic number, because the mean of its divisors is an integer number (25082835).

Almost surely, 250165669 is an apocalyptic number.

It is an amenable number.

50165669 is a deficient number, since it is larger than the sum of its proper divisors (1).

50165669 is an equidigital number, since it uses as much as digits as its factorization.

50165669 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48600, while the sum is 38.

The square root of 50165669 is about 7082.7726915383. The cubic root of 50165669 is about 368.8095878424.

The spelling of 50165669 in words is "fifty million, one hundred sixty-five thousand, six hundred sixty-nine".