2 × 409 × 821

Prime Factor Structure

Factorization String 2 × 409 × 821

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 1,011,060

Proper Divisor Sum 339,482

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #671557 ← → #671581

1 2 409 818 821 1,642 335,789 671,578

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

671,578 335,789 1,007,368 503,684 251,842 125,921 377,764 188,882 94,441 283,324 141,662 70,831 212,494 106,247 318,742 159,371 478,114 239,057 717,172 358,586 179,293 537,880 268,940 134,470 67,235 201,706 100,853 302,560 151,280 75,640 37,820 18,910 9,455 28,366 14,183 42,550 21,275 63,826 31,913 95,740 47,870 23,935 71,806 35,903 107,710 53,855 161,566 80,783 242,350 121,175 363,526 181,763 545,290 272,645 817,936 408,968 204,484 102,242 51,121 153,364

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