5 × 128599

Prime Factor Structure

Factorization String 5 × 128599

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 771,600

Proper Divisor Sum 128,605

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #642977 ← → #642997

1 5 128,599 642,995

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

642,995 1,928,986 964,493 2,893,480 1,446,740 723,370 361,685 1,085,056 542,528 271,264 135,632 67,816 33,908 16,954 8,477 25,432 12,716 6,358 3,179 9,538 4,769 14,308 7,154 3,577 10,732 5,366 2,683 8,050 4,025 12,076 6,038 3,019 9,058 4,529 13,588 6,794 3,397 10,192 5,096 2,548 1,274 637 1,912 956 478 239 718 359 1,078 539 1,618 809 2,428 1,214 607 1,822 911 2,734 1,367 4,102

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