7 × 199 × 13381

Prime Factor Structure

Factorization String 7 × 199 × 13381

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 21,411,200

Proper Divisor Sum 2,771,467

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #18639679 ← → #18639737

1 7 199 1,393 13,381 93,667 2,662,819 18,639,733

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

18,639,733 55,919,200 27,959,600 13,979,800 6,989,900 3,494,950 1,747,475 5,242,426 2,621,213 7,863,640 3,931,820 1,965,910 982,955 2,948,866 1,474,433 4,423,300 2,211,650 1,105,825 3,317,476 1,658,738 829,369 2,488,108 1,244,054 622,027 1,866,082 933,041 2,799,124 1,399,562 699,781 2,099,344 1,049,672 524,836 262,418 131,209 393,628 196,814 98,407 295,222 147,611 442,834 221,417 664,252 332,126 166,063 498,190 249,095 747,286 373,643 1,120,930 560,465 1,681,396 840,698 420,349 1,261,048 630,524 315,262 157,631 472,894 236,447 709,342

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