991 × 4139

Prime Factor Structure

Factorization String 991 × 4139

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 4,106,880

Proper Divisor Sum 5,131

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #4101733 ← → #4101761

1 991 4,139 4,101,749

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

4,101,749 12,305,248 6,152,624 3,076,312 1,538,156 769,078 384,539 1,153,618 576,809 1,730,428 865,214 432,607 1,297,822 648,911 1,946,734 973,367 2,920,102 1,460,051 4,380,154 2,190,077 6,570,232 3,285,116 1,642,558 821,279 2,463,838 1,231,919 3,695,758 1,847,879 5,543,638 2,771,819 8,315,458 4,157,729 12,473,188 6,236,594 3,118,297 9,354,892 4,677,446 2,338,723 7,016,170 3,508,085 10,524,256 5,262,128 2,631,064 1,315,532 657,766 328,883 986,650 493,325 1,479,976 739,988 369,994 184,997 554,992 277,496 138,748 69,374 34,687 104,062 52,031 156,094

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