7 × 23 × 61 × 191

Prime Factor Structure

Factorization String 7 × 23 × 61 × 191

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,285,568

Proper Divisor Sum 409,757

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #1875803 ← → #1875821

1 7 23 61 161 191 427 1,337 1,403 4,393 9,821 11,651 30,751 81,557 267,973 1,875,811

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

1,875,811 5,627,434 2,813,717 8,441,152 4,220,576 2,110,288 1,055,144 527,572 263,786 131,893 395,680 197,840 98,920 49,460 24,730 12,365 37,096 18,548 9,274 4,637 13,912 6,956 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 74 37 112 56

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