11 × 31 × 409

Prime Factor Structure

Factorization String 11 × 31 × 409

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 157,440

Proper Divisor Sum 17,971

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #139459 ← → #139483

1 11 31 341 409 4,499 12,679 139,469

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

139,469 418,408 209,204 104,602 52,301 156,904 78,452 39,226 19,613 58,840 29,420 14,710 7,355 22,066 11,033 33,100 16,550 8,275 24,826 12,413 37,240 18,620 9,310 4,655 13,966 6,983 20,950 10,475 31,426 15,713 47,140 23,570 11,785 35,356 17,678 8,839 26,518 13,259 39,778 19,889 59,668 29,834 14,917 44,752 22,376 11,188 5,594 2,797 8,392 4,196 2,098 1,049 3,148 1,574 787 2,362 1,181 3,544 1,772 886

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