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65150087 is a prime number
BaseRepresentation
bin1111100010000…
…1110010000111
311112120222010012
43320201302013
5113134300322
610244220435
71420523642
oct370416207
9145528105
1065150087
1133859252
121999a71b
1310661162
14891ca59
155abdae2
hex3e21c87

65150087 has 2 divisors, whose sum is σ = 65150088. Its totient is φ = 65150086.

The previous prime is 65150083. The next prime is 65150159. The reversal of 65150087 is 78005156.

65150087 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 is a cyclic number.

It is not a de Polignac number, because 65150087 - 22 = 65150083 is a prime.

It is a super-2 number, since 2×651500872 = 8489067672215138, 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 (65150083) 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, 32575043 + 32575044.

It is an arithmetic number, because the mean of its divisors is an integer number (32575044).

Almost surely, 265150087 is an apocalyptic number.

65150087 is a deficient number, since it is larger than the sum of its proper divisors (1).

65150087 is an equidigital number, since it uses as much as digits as its factorization.

65150087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8400, while the sum is 32.

The square root of 65150087 is about 8071.5603819832. The cubic root of 65150087 is about 402.3818039582.

The spelling of 65150087 in words is "sixty-five million, one hundred fifty thousand, eighty-seven".