Search a number
-
+
8026631 is a prime number
BaseRepresentation
bin11110100111101000000111
3120002210110122
4132213220013
54023323011
6444012155
7125140154
oct36475007
916083418
108026631
114592588
12283105b
1318805b2
1410cd22b
15a883db
hex7a7a07

8026631 has 2 divisors, whose sum is σ = 8026632. Its totient is φ = 8026630.

The previous prime is 8026619. The next prime is 8026633. The reversal of 8026631 is 1366208.

8026631 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 is a cyclic number.

It is not a de Polignac number, because 8026631 - 210 = 8025607 is a prime.

It is a super-2 number, since 2×80266312 = 128853610420322, which contains 22 as substring.

Together with 8026633, it forms a pair of twin primes.

It is a Chen prime.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 8026631.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8026633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4013315 + 4013316.

It is an arithmetic number, because the mean of its divisors is an integer number (4013316).

Almost surely, 28026631 is an apocalyptic number.

8026631 is a deficient number, since it is larger than the sum of its proper divisors (1).

8026631 is an equidigital number, since it uses as much as digits as its factorization.

8026631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 8026631 is about 2833.1309535565. The cubic root of 8026631 is about 200.2216792009.

The spelling of 8026631 in words is "eight million, twenty-six thousand, six hundred thirty-one".