This number is a composite.

                                                        102397619 7718878397

Just showing those entries submitted by 'Rivera': (Click here to show all)

+ 1023976197718878397 = 7*7*7*7*61*89*971*983*82301 is believed to be (as of October 2013) the smallest known nine-prime-factors composite number, containing the same digits as the set of its prime factors. Reported by J. K. Andersen. [Rivera]

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