7 × 19 × 61 × 139

Prime Factor Structure

Factorization String 7 × 19 × 61 × 139

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,388,800

Proper Divisor Sum 261,093

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #1127701 ← → #1127741

1 7 19 61 133 139 427 973 1,159 2,641 8,113 8,479 18,487 59,353 161,101 1,127,707

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

1,127,707 3,383,122 1,691,561 5,074,684 2,537,342 1,268,671 3,806,014 1,903,007 5,709,022 2,854,511 8,563,534 4,281,767 12,845,302 6,422,651 19,267,954 9,633,977 28,901,932 14,450,966 7,225,483 21,676,450 10,838,225 32,514,676 16,257,338 8,128,669 24,386,008 12,193,004 6,096,502 3,048,251 9,144,754 4,572,377 13,717,132 6,858,566 3,429,283 10,287,850 5,143,925 15,431,776 7,715,888 3,857,944 1,928,972 964,486 482,243 1,446,730 723,365 2,170,096 1,085,048 542,524 271,262 135,631 406,894 203,447 610,342 305,171 915,514 457,757 1,373,272 686,636 343,318 171,659 514,978 257,489

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