4,200,513

3 × 17 × 23 × 3581

Prime Factor Structure

Factorization String 3 × 17 × 23 × 3581

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Total Divisors 16

Divisor Sum (σ) 6,189,696

Proper Divisor Sum 1,989,183

Digit Sum / Digital Root 15 (Root: 6)

Adjacent Primes #4200487 ← → #4200523

1 3 17 23 51 69 391 1,173 3,581 10,743 60,877 82,363 182,631 247,089 1,400,171 4,200,513

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

4,200,513 12,601,540 6,300,770 3,150,385 9,451,156 4,725,578 2,362,789 7,088,368 3,544,184 1,772,092 886,046 443,023 1,329,070 664,535 1,993,606 996,803 2,990,410 1,495,205 4,485,616 2,242,808 1,121,404 560,702 280,351 841,054 420,527 1,261,582 630,791 1,892,374 946,187 2,838,562 1,419,281 4,257,844 2,128,922 1,064,461 3,193,384 1,596,692 798,346 399,173 1,197,520 598,760 299,380 149,690 74,845 224,536 112,268 56,134 28,067 84,202 42,101 126,304 63,152 31,576 15,788 7,894 3,947 11,842 5,921 17,764 8,882 4,441

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