7 × 31 × 61 × 257

Prime Factor Structure

Factorization String 7 × 31 × 61 × 257

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 4,094,976

Proper Divisor Sum 693,067

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #3401899 ← → #3401917

1 7 31 61 217 257 427 1,799 1,891 7,967 13,237 15,677 55,769 109,739 485,987 3,401,909

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

3,401,909 10,205,728 5,102,864 2,551,432 1,275,716 637,858 318,929 956,788 478,394 239,197 717,592 358,796 179,398 89,699 269,098 134,549 403,648 201,824 100,912 50,456 25,228 12,614 6,307 18,922 9,461 28,384 14,192 7,096 3,548 1,774 887 2,662 1,331 3,994 1,997 5,992 2,996 1,498 749 2,248 1,124 562 281 844 422 211 634 317 952 476 238 119 358 179 538 269 808 404 202 101

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