7 × 19843

Prime Factor Structure

Factorization String 7 × 19843

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 158,752

Proper Divisor Sum 19,851

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #138899 ← → #138917

1 7 19,843 138,901

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

138,901 416,704 208,352 104,176 52,088 26,044 13,022 6,511 19,534 9,767 29,302 14,651 43,954 21,977 65,932 32,966 16,483 49,450 24,725 74,176 37,088 18,544 9,272 4,636 2,318 1,159 3,478 1,739 5,218 2,609 7,828 3,914 1,957 5,872 2,936 1,468 734 367 1,102 551 1,654 827 2,482 1,241 3,724 1,862 931 2,794 1,397 4,192 2,096 1,048 524 262 131 394 197 592 296 148

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