7² × 419 × 643

Prime Factor Structure

Factorization String 7^2 × 419 × 643

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 15,417,360

Proper Divisor Sum 2,215,927

Digit Sum / Digital Root 17 (Root: 8)

Adjacent Primes #13201421 ← → #13201439

1 7 49 419 643 2,933 4,501 20,531 31,507 269,417 1,885,919 13,201,433

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

13,201,433 39,604,300 19,802,150 9,901,075 29,703,226 14,851,613 44,554,840 22,277,420 11,138,710 5,569,355 16,708,066 8,354,033 25,062,100 12,531,050 6,265,525 18,796,576 9,398,288 4,699,144 2,349,572 1,174,786 587,393 1,762,180 881,090 440,545 1,321,636 660,818 330,409 991,228 495,614 247,807 743,422 371,711 1,115,134 557,567 1,672,702 836,351 2,509,054 1,254,527 3,763,582 1,881,791 5,645,374 2,822,687 8,468,062 4,234,031 12,702,094 6,351,047 19,053,142 9,526,571 28,579,714 14,289,857 42,869,572 21,434,786 10,717,393 32,152,180 16,076,090 8,038,045 24,114,136 12,057,068 6,028,534 3,014,267

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