2 × 5 × 139

Prime Factor Structure

Factorization String 2 × 5 × 139

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 2,520

Proper Divisor Sum 1,130

Digit Sum / Digital Root 13 (Root: 4)

Adjacent Primes #1381 ← → #1399

1 2 5 10 139 278 695 1,390

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

1,390 695 2,086 1,043 3,130 1,565 4,696 2,348 1,174 587 1,762 881 2,644 1,322 661 1,984 992 496 248 124 62 31 94 47 142 71 214 107 322 161 484 242 121 364 182 91 274 137 412 206 103 310 155 466 233 700 350 175 526 263 790 395 1,186 593 1,780 890 445 1,336 668 334

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