Search a number
-
+
797143 is a prime number
BaseRepresentation
bin11000010100111010111
31111111110211
43002213113
5201002033
625030251
76530014
oct3024727
91444424
10797143
114a49a6
12325387
1321baa9
1416a70b
1510b2cd
hexc29d7

797143 has 2 divisors, whose sum is σ = 797144. Its totient is φ = 797142.

The previous prime is 797131. The next prime is 797161. The reversal of 797143 is 341797.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-797143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (797743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 398571 + 398572.

It is an arithmetic number, because the mean of its divisors is an integer number (398572).

2797143 is an apocalyptic number.

797143 is a deficient number, since it is larger than the sum of its proper divisors (1).

797143 is an equidigital number, since it uses as much as digits as its factorization.

797143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5292, while the sum is 31.

The square root of 797143 is about 892.8286509740. The cubic root of 797143 is about 92.7211363653.

The spelling of 797143 in words is "seven hundred ninety-seven thousand, one hundred forty-three".