3 × 13 × 43 × 1997

Prime Factor Structure

Factorization String 3 × 13 × 43 × 1997

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 4,923,072

Proper Divisor Sum 1,574,103

Digit Sum / Digital Root 42 (Root: 6)

Adjacent Primes #3348953 ← → #3348973

1 3 13 39 43 129 559 1,677 1,997 5,991 25,961 77,883 85,871 257,613 1,116,323 3,348,969

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

3,348,969 10,046,908 5,023,454 2,511,727 7,535,182 3,767,591 11,302,774 5,651,387 16,954,162 8,477,081 25,431,244 12,715,622 6,357,811 19,073,434 9,536,717 28,610,152 14,305,076 7,152,538 3,576,269 10,728,808 5,364,404 2,682,202 1,341,101 4,023,304 2,011,652 1,005,826 502,913 1,508,740 754,370 377,185 1,131,556 565,778 282,889 848,668 424,334 212,167 636,502 318,251 954,754 477,377 1,432,132 716,066 358,033 1,074,100 537,050 268,525 805,576 402,788 201,394 100,697 302,092 151,046 75,523 226,570 113,285 339,856 169,928 84,964 42,482 21,241

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