7 × 137 × 647

Prime Factor Structure

Factorization String 7 × 137 × 647

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 715,392

Proper Divisor Sum 94,919

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #620467 ← → #620491

1 7 137 647 959 4,529 88,639 620,473

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

620,473 1,861,420 930,710 465,355 1,396,066 698,033 2,094,100 1,047,050 523,525 1,570,576 785,288 392,644 196,322 98,161 294,484 147,242 73,621 220,864 110,432 55,216 27,608 13,804 6,902 3,451 10,354 5,177 15,532 7,766 3,883 11,650 5,825 17,476 8,738 4,369 13,108 6,554 3,277 9,832 4,916 2,458 1,229 3,688 1,844 922 461 1,384 692 346 173 520 260 130 65 196 98 49 148 74 37 112

Other feeder batches with open delivery windows. Each feeder keeps its own target batch.