3² × 229 × 311

Prime Factor Structure

Factorization String 3^2 × 229 × 311

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 932,880

Proper Divisor Sum 291,909

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #640967 ← → #640973

1 3 9 229 311 687 933 2,061 2,799 71,219 213,657 640,971

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

640,971 1,922,914 961,457 2,884,372 1,442,186 721,093 2,163,280 1,081,640 540,820 270,410 135,205 405,616 202,808 101,404 50,702 25,351 76,054 38,027 114,082 57,041 171,124 85,562 42,781 128,344 64,172 32,086 16,043 48,130 24,065 72,196 36,098 18,049 54,148 27,074 13,537 40,612 20,306 10,153 30,460 15,230 7,615 22,846 11,423 34,270 17,135 51,406 25,703 77,110 38,555 115,666 57,833 173,500 86,750 43,375 130,126 65,063 195,190 97,595 292,786 146,393

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