2 × 7 × 89 × 521

Prime Factor Structure

Factorization String 2 × 7 × 89 × 521

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,127,520

Proper Divisor Sum 478,354

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #649157 ← → #649183

1 2 7 14 89 178 521 623 1,042 1,246 3,647 7,294 46,369 92,738 324,583 649,166

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

649,166 324,583 973,750 486,875 1,460,626 730,313 2,190,940 1,095,470 547,735 1,643,206 821,603 2,464,810 1,232,405 3,697,216 1,848,608 924,304 462,152 231,076 115,538 57,769 173,308 86,654 43,327 129,982 64,991 194,974 97,487 292,462 146,231 438,694 219,347 658,042 329,021 987,064 493,532 246,766 123,383 370,150 185,075 555,226 277,613 832,840 416,420 208,210 104,105 312,316 156,158 78,079 234,238 117,119 351,358 175,679 527,038 263,519 790,558 395,279 1,185,838 592,919 1,778,758 889,379

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