2² × 639589

Prime Factor Structure

Factorization String 2^2 × 639589

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 4,477,130

Proper Divisor Sum 1,918,774

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #2558341 ← → #2558377

1 2 4 639,589 1,279,178 2,558,356

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

2,558,356 1,279,178 639,589 1,918,768 959,384 479,692 239,846 119,923 359,770 179,885 539,656 269,828 134,914 67,457 202,372 101,186 50,593 151,780 75,890 37,945 113,836 56,918 28,459 85,378 42,689 128,068 64,034 32,017 96,052 48,026 24,013 72,040 36,020 18,010 9,005 27,016 13,508 6,754 3,377 10,132 5,066 2,533 7,600 3,800 1,900 950 475 1,426 713 2,140 1,070 535 1,606 803 2,410 1,205 3,616 1,808 904 452

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