Prime Factorization Art
Every integer's unique prime factorization visualized as a tree of nested circles. Primes are dots; composites branch recursively. The fundamental theorem of arithmetic made visible.
Hover over a number to see its factorization
Range start
2
Grid size
12
Fundamental Theorem: Every n > 1 is a product of primes, uniquely up to order.
Primes shown in gold — composites branch by their factors.