3 × 5 × 7 × 2957

Prime Factor Structure

Factorization String 3 × 5 × 7 × 2957

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 567,936

Proper Divisor Sum 257,451

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #310481 ← → #310489

1 3 5 7 15 21 35 105 2,957 8,871 14,785 20,699 44,355 62,097 103,495 310,485

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

310,485 931,456 465,728 232,864 116,432 58,216 29,108 14,554 7,277 21,832 10,916 5,458 2,729 8,188 4,094 2,047 6,142 3,071 9,214 4,607 13,822 6,911 20,734 10,367 31,102 15,551 46,654 23,327 69,982 34,991 104,974 52,487 157,462 78,731 236,194 118,097 354,292 177,146 88,573 265,720 132,860 66,430 33,215 99,646 49,823 149,470 74,735 224,206 112,103 336,310 168,155 504,466 252,233 756,700 378,350 189,175 567,526 283,763 851,290 425,645

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