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52055004149 is a prime number
BaseRepresentation
bin110000011110101110…
…000101001111110101
311222100210200012100122
4300132232011033311
51323102040113044
635525211221325
73521654143331
oct603656051765
9158323605318
1052055004149
1120092769095
12a109147845
134ba7735105
14273b6267c1
151549ebedee
hexc1eb853f5

52055004149 has 2 divisors, whose sum is σ = 52055004150. Its totient is φ = 52055004148.

The previous prime is 52055004077. The next prime is 52055004193. The reversal of 52055004149 is 94140055025.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38100307249 + 13954696900 = 195193^2 + 118130^2 .

It is a cyclic number.

It is not a de Polignac number, because 52055004149 - 228 = 51786568693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52055004949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26027502074 + 26027502075.

It is an arithmetic number, because the mean of its divisors is an integer number (26027502075).

Almost surely, 252055004149 is an apocalyptic number.

It is an amenable number.

52055004149 is a deficient number, since it is larger than the sum of its proper divisors (1).

52055004149 is an equidigital number, since it uses as much as digits as its factorization.

52055004149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36000, while the sum is 35.

The spelling of 52055004149 in words is "fifty-two billion, fifty-five million, four thousand, one hundred forty-nine".