3 × 5² × 6991

Prime Factor Structure

Factorization String 3 × 5^2 × 6991

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 867,008

Proper Divisor Sum 342,683

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #524309 ← → #524341

1 3 5 15 25 75 6,991 20,973 34,955 104,865 174,775 524,325

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

524,325 1,572,976 786,488 393,244 196,622 98,311 294,934 147,467 442,402 221,201 663,604 331,802 165,901 497,704 248,852 124,426 62,213 186,640 93,320 46,660 23,330 11,665 34,996 17,498 8,749 26,248 13,124 6,562 3,281 9,844 4,922 2,461 7,384 3,692 1,846 923 2,770 1,385 4,156 2,078 1,039 3,118 1,559 4,678 2,339 7,018 3,509 10,528 5,264 2,632 1,316 658 329 988 494 247 742 371 1,114 557

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