139 × 401

Prime Factor Structure

Factorization String 139 × 401

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 56,280

Proper Divisor Sum 541

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #55733 ← → #55763

1 139 401 55,739

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

55,739 167,218 83,609 250,828 125,414 62,707 188,122 94,061 282,184 141,092 70,546 35,273 105,820 52,910 26,455 79,366 39,683 119,050 59,525 178,576 89,288 44,644 22,322 11,161 33,484 16,742 8,371 25,114 12,557 37,672 18,836 9,418 4,709 14,128 7,064 3,532 1,766 883 2,650 1,325 3,976 1,988 994 497 1,492 746 373 1,120 560 280 140 70 35 106 53 160 80 40 20 10

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