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5781029 is a prime number
BaseRepresentation
bin10110000011011000100101
3101212201002012
4112003120211
52434443104
6323524005
7100065212
oct26033045
911781065
105781029
113299411
121b29605
131275437
14aa6b09
15792d6e
hex583625

5781029 has 2 divisors, whose sum is σ = 5781030. Its totient is φ = 5781028.

The previous prime is 5781011. The next prime is 5781053. The reversal of 5781029 is 9201875.

5781029 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5750404 + 30625 = 2398^2 + 175^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-5781029 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 5780986 and 5781004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5781059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2890514 + 2890515.

It is an arithmetic number, because the mean of its divisors is an integer number (2890515).

Almost surely, 25781029 is an apocalyptic number.

It is an amenable number.

5781029 is a deficient number, since it is larger than the sum of its proper divisors (1).

5781029 is an equidigital number, since it uses as much as digits as its factorization.

5781029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 32.

The square root of 5781029 is about 2404.3770502981. The cubic root of 5781029 is about 179.4740718234.

The spelling of 5781029 in words is "five million, seven hundred eighty-one thousand, twenty-nine".