13 × 41 × 1213

Prime Factor Structure

Factorization String 13 × 41 × 1213

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 713,832

Proper Divisor Sum 67,303

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #646523 ← → #646537

1 13 41 533 1,213 15,769 49,733 646,529

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

646,529 1,939,588 969,794 484,897 1,454,692 727,346 363,673 1,091,020 545,510 272,755 818,266 409,133 1,227,400 613,700 306,850 153,425 460,276 230,138 115,069 345,208 172,604 86,302 43,151 129,454 64,727 194,182 97,091 291,274 145,637 436,912 218,456 109,228 54,614 27,307 81,922 40,961 122,884 61,442 30,721 92,164 46,082 23,041 69,124 34,562 17,281 51,844 25,922 12,961 38,884 19,442 9,721 29,164 14,582 7,291 21,874 10,937 32,812 16,406 8,203 24,610

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