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427080673 is a prime number
BaseRepresentation
bin11001011101001…
…011101111100001
31002202121221112201
4121131023233201
51333313040143
6110213453201
713404061105
oct3135135741
91082557481
10427080673
111aa092038
12bb041201
136a633876
1440a13905
152776264d
hex1974bbe1

427080673 has 2 divisors, whose sum is σ = 427080674. Its totient is φ = 427080672.

The previous prime is 427080671. The next prime is 427080757. The reversal of 427080673 is 376080724.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 426959569 + 121104 = 20663^2 + 348^2 .

It is a cyclic number.

It is not a de Polignac number, because 427080673 - 21 = 427080671 is a prime.

Together with 427080671, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (427080671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213540336 + 213540337.

It is an arithmetic number, because the mean of its divisors is an integer number (213540337).

Almost surely, 2427080673 is an apocalyptic number.

It is an amenable number.

427080673 is a deficient number, since it is larger than the sum of its proper divisors (1).

427080673 is an equidigital number, since it uses as much as digits as its factorization.

427080673 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56448, while the sum is 37.

The square root of 427080673 is about 20665.9302476322. The cubic root of 427080673 is about 753.0722411875.

The spelling of 427080673 in words is "four hundred twenty-seven million, eighty thousand, six hundred seventy-three".