3 × 13 × 83 × 1291

Prime Factor Structure

Factorization String 3 × 13 × 83 × 1291

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 6,077,568

Proper Divisor Sum 1,898,601

Digit Sum / Digital Root 42 (Root: 6)

Adjacent Primes #4178963 ← → #4178969

1 3 13 39 83 249 1,079 1,291 3,237 3,873 16,783 50,349 107,153 321,459 1,392,989 4,178,967

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

4,178,967 12,536,902 6,268,451 18,805,354 9,402,677 28,208,032 14,104,016 7,052,008 3,526,004 1,763,002 881,501 2,644,504 1,322,252 661,126 330,563 991,690 495,845 1,487,536 743,768 371,884 185,942 92,971 278,914 139,457 418,372 209,186 104,593 313,780 156,890 78,445 235,336 117,668 58,834 29,417 88,252 44,126 22,063 66,190 33,095 99,286 49,643 148,930 74,465 223,396 111,698 55,849 167,548 83,774 41,887 125,662 62,831 188,494 94,247 282,742 141,371 424,114 212,057 636,172 318,086 159,043

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