7 × 37 × 821

Prime Factor Structure

Factorization String 7 × 37 × 821

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 249,888

Proper Divisor Sum 37,249

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #212633 ← → #212651

1 7 37 259 821 5,747 30,377 212,639

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

212,639 637,918 318,959 956,878 478,439 1,435,318 717,659 2,152,978 1,076,489 3,229,468 1,614,734 807,367 2,422,102 1,211,051 3,633,154 1,816,577 5,449,732 2,724,866 1,362,433 4,087,300 2,043,650 1,021,825 3,065,476 1,532,738 766,369 2,299,108 1,149,554 574,777 1,724,332 862,166 431,083 1,293,250 646,625 1,939,876 969,938 484,969 1,454,908 727,454 363,727 1,091,182 545,591 1,636,774 818,387 2,455,162 1,227,581 3,682,744 1,841,372 920,686 460,343 1,381,030 690,515 2,071,546 1,035,773 3,107,320 1,553,660 776,830 388,415 1,165,246 582,623 1,747,870

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