Search a number
-
+
1028873759 is a prime number
BaseRepresentation
bin111101010100110…
…101111000011111
32122201000012110112
4331110311320133
54101342430014
6250032200235
734332165644
oct7524657037
92581005415
101028873759
114888550a1
1224869907b
13135209654
149a905dcb
15604d673e
hex3d535e1f

1028873759 has 2 divisors, whose sum is σ = 1028873760. Its totient is φ = 1028873758.

The previous prime is 1028873749. The next prime is 1028873761. The reversal of 1028873759 is 9573788201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1028873759 - 212 = 1028869663 is a prime.

Together with 1028873761, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1028873719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 514436879 + 514436880.

It is an arithmetic number, because the mean of its divisors is an integer number (514436880).

Almost surely, 21028873759 is an apocalyptic number.

1028873759 is a deficient number, since it is larger than the sum of its proper divisors (1).

1028873759 is an equidigital number, since it uses as much as digits as its factorization.

1028873759 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 846720, while the sum is 50.

The square root of 1028873759 is about 32076.0620868585. The cubic root of 1028873759 is about 1009.5334115793.

The spelling of 1028873759 in words is "one billion, twenty-eight million, eight hundred seventy-three thousand, seven hundred fifty-nine".