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1020054229 is a prime number
BaseRepresentation
bin111100110011001…
…100101011010101
32122002102010100021
4330303030223111
54042113213404
6245115145141
734164214015
oct7463145325
92562363307
101020054229
11483880927
122457451b1
1313343c1ac
149968bc45
155e843454
hex3ccccad5

1020054229 has 2 divisors, whose sum is σ = 1020054230. Its totient is φ = 1020054228.

The previous prime is 1020054173. The next prime is 1020054253. The reversal of 1020054229 is 9224500201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 972816100 + 47238129 = 31190^2 + 6873^2 .

It is a cyclic number.

It is not a de Polignac number, because 1020054229 - 213 = 1020046037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1020054289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510027114 + 510027115.

It is an arithmetic number, because the mean of its divisors is an integer number (510027115).

Almost surely, 21020054229 is an apocalyptic number.

It is an amenable number.

1020054229 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020054229 is an equidigital number, since it uses as much as digits as its factorization.

1020054229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 1020054229 is about 31938.2878219857. The cubic root of 1020054229 is about 1006.6405485064.

The spelling of 1020054229 in words is "one billion, twenty million, fifty-four thousand, two hundred twenty-nine".