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918464849 is a prime number
BaseRepresentation
bin110110101111101…
…010100101010001
32101000020211220122
4312233222211101
53340111333344
6231045520025
731521552041
oct6657524521
92330224818
10918464849
114314a4265
12217713015
13118390133
1489da5721
1555977aee
hex36bea951

918464849 has 2 divisors, whose sum is σ = 918464850. Its totient is φ = 918464848.

The previous prime is 918464783. The next prime is 918464873. The reversal of 918464849 is 948464819.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 918393025 + 71824 = 30305^2 + 268^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-918464849 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 918464849.

It is not a weakly prime, because it can be changed into another prime (918464149) 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, 459232424 + 459232425.

It is an arithmetic number, because the mean of its divisors is an integer number (459232425).

Almost surely, 2918464849 is an apocalyptic number.

It is an amenable number.

918464849 is a deficient number, since it is larger than the sum of its proper divisors (1).

918464849 is an equidigital number, since it uses as much as digits as its factorization.

918464849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1990656, while the sum is 53.

The square root of 918464849 is about 30306.1849958057. The cubic root of 918464849 is about 972.0475573975.

The spelling of 918464849 in words is "nine hundred eighteen million, four hundred sixty-four thousand, eight hundred forty-nine".