3 × 139 × 5209

Prime Factor Structure

Factorization String 3 × 139 × 5209

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 2,917,600

Proper Divisor Sum 745,447

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #2172151 ← → #2172161

1 3 139 417 5,209 15,627 724,051 2,172,153

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

2,172,153 6,516,460 3,258,230 1,629,115 4,887,346 2,443,673 7,331,020 3,665,510 1,832,755 5,498,266 2,749,133 8,247,400 4,123,700 2,061,850 1,030,925 3,092,776 1,546,388 773,194 386,597 1,159,792 579,896 289,948 144,974 72,487 217,462 108,731 326,194 163,097 489,292 244,646 122,323 366,970 183,485 550,456 275,228 137,614 68,807 206,422 103,211 309,634 154,817 464,452 232,226 116,113 348,340 174,170 87,085 261,256 130,628 65,314 32,657 97,972 48,986 24,493 73,480 36,740 18,370 9,185 27,556 13,778

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