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65685097 is a prime number
BaseRepresentation
bin1111101010010…
…0011001101001
311120121011000101
43322210121221
5113303410342
610303505401
71425212512
oct372443151
9146534011
1065685097
1134094205
1219bb8261
13107ba82a
148a1ba09
155b773b7
hex3ea4669

65685097 has 2 divisors, whose sum is σ = 65685098. Its totient is φ = 65685096.

The previous prime is 65685089. The next prime is 65685131. The reversal of 65685097 is 79058656.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 59228416 + 6456681 = 7696^2 + 2541^2 .

It is a cyclic number.

It is not a de Polignac number, because 65685097 - 23 = 65685089 is a prime.

It is not a weakly prime, because it can be changed into another prime (65685017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32842548 + 32842549.

It is an arithmetic number, because the mean of its divisors is an integer number (32842549).

Almost surely, 265685097 is an apocalyptic number.

It is an amenable number.

65685097 is a deficient number, since it is larger than the sum of its proper divisors (1).

65685097 is an equidigital number, since it uses as much as digits as its factorization.

65685097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 453600, while the sum is 46.

The square root of 65685097 is about 8104.6342915643. The cubic root of 65685097 is about 403.4802505705.

The spelling of 65685097 in words is "sixty-five million, six hundred eighty-five thousand, ninety-seven".