7 × 19777

Prime Factor Structure

Factorization String 7 × 19777

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 158,224

Proper Divisor Sum 19,785

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #138433 ← → #138449

1 7 19,777 138,439

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

138,439 415,318 207,659 622,978 311,489 934,468 467,234 233,617 700,852 350,426 175,213 525,640 262,820 131,410 65,705 197,116 98,558 49,279 147,838 73,919 221,758 110,879 332,638 166,319 498,958 249,479 748,438 374,219 1,122,658 561,329 1,683,988 841,994 420,997 1,262,992 631,496 315,748 157,874 78,937 236,812 118,406 59,203 177,610 88,805 266,416 133,208 66,604 33,302 16,651 49,954 24,977 74,932 37,466 18,733 56,200 28,100 14,050 7,025 21,076 10,538 5,269

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