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85476277 is a prime number
BaseRepresentation
bin1010001100001…
…00001110110101
312221211122102001
411012010032311
5133340220102
612252015301
72055351655
oct506041665
9187748361
1085476277
1144281657
1224761531
1314929ba3
14b4d0365
157786487
hex51843b5

85476277 has 2 divisors, whose sum is σ = 85476278. Its totient is φ = 85476276.

The previous prime is 85476241. The next prime is 85476329. The reversal of 85476277 is 77267458.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 77686596 + 7789681 = 8814^2 + 2791^2 .

It is a cyclic number.

It is not a de Polignac number, because 85476277 - 211 = 85474229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85476077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42738138 + 42738139.

It is an arithmetic number, because the mean of its divisors is an integer number (42738139).

Almost surely, 285476277 is an apocalyptic number.

It is an amenable number.

85476277 is a deficient number, since it is larger than the sum of its proper divisors (1).

85476277 is an equidigital number, since it uses as much as digits as its factorization.

85476277 is an evil number, because the sum of its binary digits is even.

The product of its digits is 658560, while the sum is 46.

The square root of 85476277 is about 9245.3381225351. The cubic root of 85476277 is about 440.5026572935.

The spelling of 85476277 in words is "eighty-five million, four hundred seventy-six thousand, two hundred seventy-seven".