2 × 13³ × 89

Prime Factor Structure

Factorization String 2 × 13^3 × 89

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 642,600

Proper Divisor Sum 251,534

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #391063 ← → #391067

1 2 13 26 89 169 178 338 1,157 2,197 2,314 4,394 15,041 30,082 195,533 391,066

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

391,066 195,533 586,600 293,300 146,650 73,325 219,976 109,988 54,994 27,497 82,492 41,246 20,623 61,870 30,935 92,806 46,403 139,210 69,605 208,816 104,408 52,204 26,102 13,051 39,154 19,577 58,732 29,366 14,683 44,050 22,025 66,076 33,038 16,519 49,558 24,779 74,338 37,169 111,508 55,754 27,877 83,632 41,816 20,908 10,454 5,227 15,682 7,841 23,524 11,762 5,881 17,644 8,822 4,411 13,234 6,617 19,852 9,926 4,963 14,890

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