19 × 21713

Prime Factor Structure

Factorization String 19 × 21713

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 434,280

Proper Divisor Sum 21,733

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #412537 ← → #412561

1 19 21,713 412,547

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

412,547 1,237,642 618,821 1,856,464 928,232 464,116 232,058 116,029 348,088 174,044 87,022 43,511 130,534 65,267 195,802 97,901 293,704 146,852 73,426 36,713 110,140 55,070 27,535 82,606 41,303 123,910 61,955 185,866 92,933 278,800 139,400 69,700 34,850 17,425 52,276 26,138 13,069 39,208 19,604 9,802 4,901 14,704 7,352 3,676 1,838 919 2,758 1,379 4,138 2,069 6,208 3,104 1,552 776 388 194 97 292 146 73

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