11 × 13 × 641

Prime Factor Structure

Factorization String 11 × 13 × 641

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 107,856

Proper Divisor Sum 16,193

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #91639 ← → #91673

1 11 13 143 641 7,051 8,333 91,663

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

91,663 274,990 137,495 412,486 206,243 618,730 309,365 928,096 464,048 232,024 116,012 58,006 29,003 87,010 43,505 130,516 65,258 32,629 97,888 48,944 24,472 12,236 6,118 3,059 9,178 4,589 13,768 6,884 3,442 1,721 5,164 2,582 1,291 3,874 1,937 5,812 2,906 1,453 4,360 2,180 1,090 545 1,636 818 409 1,228 614 307 922 461 1,384 692 346 173 520 260 130 65 196 98

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