2 × 3 × 131 × 521

Prime Factor Structure

Factorization String 2 × 3 × 131 × 521

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 826,848

Proper Divisor Sum 417,342

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #409499 ← → #409517

1 2 3 6 131 262 393 521 786 1,042 1,563 3,126 68,251 136,502 204,753 409,506

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

409,506 204,753 614,260 307,130 153,565 460,696 230,348 115,174 57,587 172,762 86,381 259,144 129,572 64,786 32,393 97,180 48,590 24,295 72,886 36,443 109,330 54,665 163,996 81,998 40,999 122,998 61,499 184,498 92,249 276,748 138,374 69,187 207,562 103,781 311,344 155,672 77,836 38,918 19,459 58,378 29,189 87,568 43,784 21,892 10,946 5,473 16,420 8,210 4,105 12,316 6,158 3,079 9,238 4,619 13,858 6,929 20,788 10,394 5,197 15,592

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