3 × 7 × 137 × 1523

Prime Factor Structure

Factorization String 3 × 7 × 137 × 1523

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 6,729,984

Proper Divisor Sum 2,348,313

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #4381667 ← → #4381681

1 3 7 21 137 411 959 1,523 2,877 4,569 10,661 31,983 208,651 625,953 1,460,557 4,381,671

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

4,381,671 13,145,014 6,572,507 19,717,522 9,858,761 29,576,284 14,788,142 7,394,071 22,182,214 11,091,107 33,273,322 16,636,661 49,909,984 24,954,992 12,477,496 6,238,748 3,119,374 1,559,687 4,679,062 2,339,531 7,018,594 3,509,297 10,527,892 5,263,946 2,631,973 7,895,920 3,947,960 1,973,980 986,990 493,495 1,480,486 740,243 2,220,730 1,110,365 3,331,096 1,665,548 832,774 416,387 1,249,162 624,581 1,873,744 936,872 468,436 234,218 117,109 351,328 175,664 87,832 43,916 21,958 10,979 32,938 16,469 49,408 24,704 12,352 6,176 3,088 1,544 772

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