659 × 787

Prime Factor Structure

Factorization String 659 × 787

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 520,080

Proper Divisor Sum 1,447

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #518621 ← → #518657

1 659 787 518,633

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

518,633 1,555,900 777,950 388,975 1,166,926 583,463 1,750,390 875,195 2,625,586 1,312,793 3,938,380 1,969,190 984,595 2,953,786 1,476,893 4,430,680 2,215,340 1,107,670 553,835 1,661,506 830,753 2,492,260 1,246,130 623,065 1,869,196 934,598 467,299 1,401,898 700,949 2,102,848 1,051,424 525,712 262,856 131,428 65,714 32,857 98,572 49,286 24,643 73,930 36,965 110,896 55,448 27,724 13,862 6,931 20,794 10,397 31,192 15,596 7,798 3,899 11,698 5,849 17,548 8,774 4,387 13,162 6,581 19,744

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