2 × 3 × 7 × 37 × 431

Prime Factor Structure

Factorization String 2 × 3 × 7 × 37 × 431

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 1,575,936

Proper Divisor Sum 906,162

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #669763 ← → #669787

1 2 3 6 7 14 21 37 42 74 111 222 259 431 518 777 862 1,293 1,554 2,586 3,017 6,034 9,051 15,947 18,102 31,894 47,841 95,682 111,629 223,258 334,887 669,774

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

669,774 334,887 1,004,662 502,331 1,506,994 753,497 2,260,492 1,130,246 565,123 1,695,370 847,685 2,543,056 1,271,528 635,764 317,882 158,941 476,824 238,412 119,206 59,603 178,810 89,405 268,216 134,108 67,054 33,527 100,582 50,291 150,874 75,437 226,312 113,156 56,578 28,289 84,868 42,434 21,217 63,652 31,826 15,913 47,740 23,870 11,935 35,806 17,903 53,710 26,855 80,566 40,283 120,850 60,425 181,276 90,638 45,319 135,958 67,979 203,938 101,969 305,908 152,954

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