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1 day ago · 6 is the root of the 6-aliquot tree, and is itself the aliquot sum of only one other number; the square o number, 25. Six is the first unitary perfect number, since it is the sum of its positive proper unitary divisors, without including itself. Only five such numbers are known to exist; sixty (10 × 6) and ninety (15 × 6) are the next two.
1 day ago · Gloucester Cathedral, formally the Cathedral Church of St Peter and the Holy and Indivisible Trinity and formerly St Peter's Abbey, in Gloucester, England, stands in the north of the city near the River Severn. It originated with the establishment of a minster, Gloucester Abbey, dedicated to Saint Peter and founded by Osric, King of the Hwicce ...
