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86944427 is a prime number
BaseRepresentation
bin1010010111010…
…10101010101011
320001121020022222
411023222222223
5134224210202
612343304255
72104005203
oct513525253
9201536288
1086944427
11450946a9
122514b08b
131502220b
14b793403
1579764a2
hex52eaaab

86944427 has 2 divisors, whose sum is σ = 86944428. Its totient is φ = 86944426.

The previous prime is 86944423. The next prime is 86944469. The reversal of 86944427 is 72444968.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 86944427 - 22 = 86944423 is a prime.

It is not a weakly prime, because it can be changed into another prime (86944421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43472213 + 43472214.

It is an arithmetic number, because the mean of its divisors is an integer number (43472214).

Almost surely, 286944427 is an apocalyptic number.

86944427 is a deficient number, since it is larger than the sum of its proper divisors (1).

86944427 is an equidigital number, since it uses as much as digits as its factorization.

86944427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 387072, while the sum is 44.

The square root of 86944427 is about 9324.3995517138. The cubic root of 86944427 is about 443.0103947135.

The spelling of 86944427 in words is "eighty-six million, nine hundred forty-four thousand, four hundred twenty-seven".