3 × 7 × 17 × 577

Prime Factor Structure

Factorization String 3 × 7 × 17 × 577

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 332,928

Proper Divisor Sum 126,939

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #205981 ← → #205991

1 3 7 17 21 51 119 357 577 1,731 4,039 9,809 12,117 29,427 68,663 205,989

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

205,989 617,968 308,984 154,492 77,246 38,623 115,870 57,935 173,806 86,903 260,710 130,355 391,066 195,533 586,600 293,300 146,650 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

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