3 × 7 × 41 × 401

Prime Factor Structure

Factorization String 3 × 7 × 41 × 401

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 540,288

Proper Divisor Sum 195,027

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #345259 ← → #345263

1 3 7 21 41 123 287 401 861 1,203 2,807 8,421 16,441 49,323 115,087 345,261

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

345,261 1,035,784 517,892 258,946 129,473 388,420 194,210 97,105 291,316 145,658 72,829 218,488 109,244 54,622 27,311 81,934 40,967 122,902 61,451 184,354 92,177 276,532 138,266 69,133 207,400 103,700 51,850 25,925 77,776 38,888 19,444 9,722 4,861 14,584 7,292 3,646 1,823 5,470 2,735 8,206 4,103 12,310 6,155 18,466 9,233 27,700 13,850 6,925 20,776 10,388 5,194 2,597 7,792 3,896 1,948 974 487 1,462 731 2,194

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