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65030461 is a prime number
BaseRepresentation
bin1111100000010…
…0100100111101
311112100220000121
43320010210331
5113121433321
610241454541
71416515116
oct370044475
9145326017
1065030461
1133787391
1219941451
131061b882
1488cb20d
155a98441
hex3e0493d

65030461 has 2 divisors, whose sum is σ = 65030462. Its totient is φ = 65030460.

The previous prime is 65030447. The next prime is 65030489. The reversal of 65030461 is 16403056.

65030461 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52562500 + 12467961 = 7250^2 + 3531^2 .

It is a cyclic number.

It is not a de Polignac number, because 65030461 - 25 = 65030429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65030561) 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, 32515230 + 32515231.

It is an arithmetic number, because the mean of its divisors is an integer number (32515231).

Almost surely, 265030461 is an apocalyptic number.

It is an amenable number.

65030461 is a deficient number, since it is larger than the sum of its proper divisors (1).

65030461 is an equidigital number, since it uses as much as digits as its factorization.

65030461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 65030461 is about 8064.1466380517. The cubic root of 65030461 is about 402.1353739104.

The spelling of 65030461 in words is "sixty-five million, thirty thousand, four hundred sixty-one".