29 × 21407

Prime Factor Structure

Factorization String 29 × 21407

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 642,240

Proper Divisor Sum 21,437

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #620777 ← → #620813

1 29 21,407 620,803

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

620,803 1,862,410 931,205 2,793,616 1,396,808 698,404 349,202 174,601 523,804 261,902 130,951 392,854 196,427 589,282 294,641 883,924 441,962 220,981 662,944 331,472 165,736 82,868 41,434 20,717 62,152 31,076 15,538 7,769 23,308 11,654 5,827 17,482 8,741 26,224 13,112 6,556 3,278 1,639 4,918 2,459 7,378 3,689 11,068 5,534 2,767 8,302 4,151 12,454 6,227 18,682 9,341 28,024 14,012 7,006 3,503 10,510 5,255 15,766 7,883 23,650

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