3 × 7 × 13 × 1879

Prime Factor Structure

Factorization String 3 × 7 × 13 × 1879

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 842,240

Proper Divisor Sum 329,273

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #512959 ← → #512977

1 3 7 13 21 39 91 273 1,879 5,637 13,153 24,427 39,459 73,281 170,989 512,967

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

512,967 1,538,902 769,451 2,308,354 1,154,177 3,462,532 1,731,266 865,633 2,596,900 1,298,450 649,225 1,947,676 973,838 486,919 1,460,758 730,379 2,191,138 1,095,569 3,286,708 1,643,354 821,677 2,465,032 1,232,516 616,258 308,129 924,388 462,194 231,097 693,292 346,646 173,323 519,970 259,985 779,956 389,978 194,989 584,968 292,484 146,242 73,121 219,364 109,682 54,841 164,524 82,262 41,131 123,394 61,697 185,092 92,546 46,273 138,820 69,410 34,705 104,116 52,058 26,029 78,088 39,044 19,522

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