3 × 7 × 23 × 829

Prime Factor Structure

Factorization String 3 × 7 × 23 × 829

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 637,440

Proper Divisor Sum 237,033

Digit Sum / Digital Root 15 (Root: 6)

Adjacent Primes #400391 ← → #400409

1 3 7 21 23 69 161 483 829 2,487 5,803 17,409 19,067 57,201 133,469 400,407

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

400,407 1,201,222 600,611 1,801,834 900,917 2,702,752 1,351,376 675,688 337,844 168,922 84,461 253,384 126,692 63,346 31,673 95,020 47,510 23,755 71,266 35,633 106,900 53,450 26,725 80,176 40,088 20,044 10,022 5,011 15,034 7,517 22,552 11,276 5,638 2,819 8,458 4,229 12,688 6,344 3,172 1,586 793 2,380 1,190 595 1,786 893 2,680 1,340 670 335 1,006 503 1,510 755 2,266 1,133 3,400 1,700 850 425

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