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50953909 is a prime number
BaseRepresentation
bin1100001001011…
…1111010110101
310112212201121211
43002113322311
5101021011114
65020041421
71156046446
oct302277265
9115781554
1050953909
1126842476
1215093271
13a730656
146aa52cd
1547176c4
hex3097eb5

50953909 has 2 divisors, whose sum is σ = 50953910. Its totient is φ = 50953908.

The previous prime is 50953831. The next prime is 50953919. The reversal of 50953909 is 90935905.

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., 48860100 + 2093809 = 6990^2 + 1447^2 .

It is a cyclic number.

It is not a de Polignac number, because 50953909 - 213 = 50945717 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50953919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25476954 + 25476955.

It is an arithmetic number, because the mean of its divisors is an integer number (25476955).

Almost surely, 250953909 is an apocalyptic number.

It is an amenable number.

50953909 is a deficient number, since it is larger than the sum of its proper divisors (1).

50953909 is an equidigital number, since it uses as much as digits as its factorization.

50953909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54675, while the sum is 40.

The square root of 50953909 is about 7138.2006836457. The cubic root of 50953909 is about 370.7312274147.

The spelling of 50953909 in words is "fifty million, nine hundred fifty-three thousand, nine hundred nine".