5 × 31 × 37 × 373

Prime Factor Structure

Factorization String 5 × 31 × 37 × 373

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,728,704

Proper Divisor Sum 589,549

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #2139149 ← → #2139157

1 5 31 37 155 185 373 1,147 1,865 5,735 11,563 13,801 57,815 69,005 427,831 2,139,155

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

2,139,155 6,417,466 3,208,733 9,626,200 4,813,100 2,406,550 1,203,275 3,609,826 1,804,913 5,414,740 2,707,370 1,353,685 4,061,056 2,030,528 1,015,264 507,632 253,816 126,908 63,454 31,727 95,182 47,591 142,774 71,387 214,162 107,081 321,244 160,622 80,311 240,934 120,467 361,402 180,701 542,104 271,052 135,526 67,763 203,290 101,645 304,936 152,468 76,234 38,117 114,352 57,176 28,588 14,294 7,147 21,442 10,721 32,164 16,082 8,041 24,124 12,062 6,031 18,094 9,047 27,142 13,571

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