2² × 171439

Prime Factor Structure

Factorization String 2^2 × 171439

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 1,200,080

Proper Divisor Sum 514,324

Digit Sum / Digital Root 37 (Root: 1)

Adjacent Primes #685753 ← → #685759

1 2 4 171,439 342,878 685,756

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

685,756 342,878 171,439 514,318 257,159 771,478 385,739 1,157,218 578,609 1,735,828 867,914 433,957 1,301,872 650,936 325,468 162,734 81,367 244,102 122,051 366,154 183,077 549,232 274,616 137,308 68,654 34,327 102,982 51,491 154,474 77,237 231,712 115,856 57,928 28,964 14,482 7,241 21,724 10,862 5,431 16,294 8,147 24,442 12,221 36,664 18,332 9,166 4,583 13,750 6,875 20,626 10,313 30,940 15,470 7,735 23,206 11,603 34,810 17,405 52,216 26,108

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