7 × 21563

Prime Factor Structure

Factorization String 7 × 21563

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 172,512

Proper Divisor Sum 21,571

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #150929 ← → #150959

1 7 21,563 150,941

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

150,941 452,824 226,412 113,206 56,603 169,810 84,905 254,716 127,358 63,679 191,038 95,519 286,558 143,279 429,838 214,919 644,758 322,379 967,138 483,569 1,450,708 725,354 362,677 1,088,032 544,016 272,008 136,004 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

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