Search a number
-
+
8026970789 is a prime number
BaseRepresentation
bin1110111100111000…
…11101101010100101
3202201102011100212102
413132130131222211
5112414401031124
63404301501445
7402626061125
oct73634355245
922642140772
108026970789
11344a019a62
121680271885
139abcc7376
145620c8c85
1531ea76aae
hex1de71daa5

8026970789 has 2 divisors, whose sum is σ = 8026970790. Its totient is φ = 8026970788.

The previous prime is 8026970773. The next prime is 8026970803. The reversal of 8026970789 is 9870796208.

8026970789 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7112392225 + 914578564 = 84335^2 + 30242^2 .

It is a cyclic number.

It is not a de Polignac number, because 8026970789 - 24 = 8026970773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8026970759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4013485394 + 4013485395.

It is an arithmetic number, because the mean of its divisors is an integer number (4013485395).

Almost surely, 28026970789 is an apocalyptic number.

It is an amenable number.

8026970789 is a deficient number, since it is larger than the sum of its proper divisors (1).

8026970789 is an equidigital number, since it uses as much as digits as its factorization.

8026970789 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3048192, while the sum is 56.

The square root of 8026970789 is about 89593.3635321278. The cubic root of 8026970789 is about 2002.2450446942.

The spelling of 8026970789 in words is "eight billion, twenty-six million, nine hundred seventy thousand, seven hundred eighty-nine".