31 × 131 × 157

Prime Factor Structure

Factorization String 31 × 131 × 157

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 667,392

Proper Divisor Sum 29,815

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #637573 ← → #637597

1 31 131 157 4,061 4,867 20,567 637,577

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

637,577 1,912,732 956,366 478,183 1,434,550 717,275 2,151,826 1,075,913 3,227,740 1,613,870 806,935 2,420,806 1,210,403 3,631,210 1,815,605 5,446,816 2,723,408 1,361,704 680,852 340,426 170,213 510,640 255,320 127,660 63,830 31,915 95,746 47,873 143,620 71,810 35,905 107,716 53,858 26,929 80,788 40,394 20,197 60,592 30,296 15,148 7,574 3,787 11,362 5,681 17,044 8,522 4,261 12,784 6,392 3,196 1,598 799 2,398 1,199 3,598 1,799 5,398 2,699 8,098 4,049

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