2² × 23 × 31 × 227

Prime Factor Structure

Factorization String 2^2 × 23 × 31 × 227

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 1,225,728

Proper Divisor Sum 578,324

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #647401 ← → #647417

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

647,404 323,702 161,851 485,554 242,777 728,332 364,166 182,083 546,250 273,125 819,376 409,688 204,844 102,422 51,211 153,634 76,817 230,452 115,226 57,613 172,840 86,420 43,210 21,605 64,816 32,408 16,204 8,102 4,051 12,154 6,077 18,232 9,116 4,558 2,279 6,838 3,419 10,258 5,129 15,388 7,694 3,847 11,542 5,771 17,314 8,657 25,972 12,986 6,493 19,480 9,740 4,870 2,435 7,306 3,653 10,960 5,480 2,740 1,370 685

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