2³ × 83 × 971

Prime Factor Structure

Factorization String 2^3 × 83 × 971

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,224,720

Proper Divisor Sum 579,976

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #644731 ← → #644747

1 2 4 8 83 166 332 664 971 1,942 3,884 7,768 80,593 161,186 322,372 644,744

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

644,744 322,372 161,186 80,593 241,780 120,890 60,445 181,336 90,668 45,334 22,667 68,002 34,001 102,004 51,002 25,501 76,504 38,252 19,126 9,563 28,690 14,345 43,036 21,518 10,759 32,278 16,139 48,418 24,209 72,628 36,314 18,157 54,472 27,236 13,618 6,809 20,428 10,214 5,107 15,322 7,661 22,984 11,492 5,746 2,873 8,620 4,310 2,155 6,466 3,233 9,700 4,850 2,425 7,276 3,638 1,819 5,458 2,729 8,188 4,094

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