2 × 7² × 53 × 139

Prime Factor Structure

Factorization String 2 × 7^2 × 53 × 139

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 1,292,760

Proper Divisor Sum 570,794

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #721961 ← → #721979

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

721,966 360,983 1,082,950 541,475 1,624,426 812,213 2,436,640 1,218,320 609,160 304,580 152,290 76,145 228,436 114,218 57,109 171,328 85,664 42,832 21,416 10,708 5,354 2,677 8,032 4,016 2,008 1,004 502 251 754 377 1,132 566 283 850 425 1,276 638 319 958 479 1,438 719 2,158 1,079 3,238 1,619 4,858 2,429 7,288 3,644 1,822 911 2,734 1,367 4,102 2,051 6,154 3,077 9,232 4,616

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