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27885317 is a prime number
BaseRepresentation
bin110101001011…
…1111100000101
31221110201110112
41222113330011
524114312232
62433402405
7456010205
oct152277405
957421415
1027885317
1114816719
129409405
135a145b5
1439bc405
1526ac4b2
hex1a97f05

27885317 has 2 divisors, whose sum is σ = 27885318. Its totient is φ = 27885316.

The previous prime is 27885311. The next prime is 27885329. The reversal of 27885317 is 71358872.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19088161 + 8797156 = 4369^2 + 2966^2 .

It is a cyclic number.

It is not a de Polignac number, because 27885317 - 24 = 27885301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27885311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13942658 + 13942659.

It is an arithmetic number, because the mean of its divisors is an integer number (13942659).

Almost surely, 227885317 is an apocalyptic number.

It is an amenable number.

27885317 is a deficient number, since it is larger than the sum of its proper divisors (1).

27885317 is an equidigital number, since it uses as much as digits as its factorization.

27885317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 94080, while the sum is 41.

The square root of 27885317 is about 5280.6549783147. The cubic root of 27885317 is about 303.2437523449.

The spelling of 27885317 in words is "twenty-seven million, eight hundred eighty-five thousand, three hundred seventeen".