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52144217 is a prime number
BaseRepresentation
bin1100011011101…
…0100001011001
310122010012102022
43012322201121
5101322103332
65101344225
71202134646
oct306724131
9118105368
1052144217
11274857a4
1215568075
13aa59388
146cd4dcd
1548a0212
hex31ba859

52144217 has 2 divisors, whose sum is σ = 52144218. Its totient is φ = 52144216.

The previous prime is 52144207. The next prime is 52144223. The reversal of 52144217 is 71244125.

52144217 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51609856 + 534361 = 7184^2 + 731^2 .

It is a cyclic number.

It is not a de Polignac number, because 52144217 - 26 = 52144153 is a prime.

It is not a weakly prime, because it can be changed into another prime (52144207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26072108 + 26072109.

It is an arithmetic number, because the mean of its divisors is an integer number (26072109).

Almost surely, 252144217 is an apocalyptic number.

It is an amenable number.

52144217 is a deficient number, since it is larger than the sum of its proper divisors (1).

52144217 is an equidigital number, since it uses as much as digits as its factorization.

52144217 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2240, while the sum is 26.

The square root of 52144217 is about 7221.0952770338. The cubic root of 52144217 is about 373.5958558699.

The spelling of 52144217 in words is "fifty-two million, one hundred forty-four thousand, two hundred seventeen".