2 × 5 × 67 × 997

Prime Factor Structure

Factorization String 2 × 5 × 67 × 997

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,221,552

Proper Divisor Sum 553,562

Digit Sum / Digital Root 37 (Root: 1)

Adjacent Primes #667987 ← → #667991

1 2 5 10 67 134 335 670 997 1,994 4,985 9,970 66,799 133,598 333,995 667,990

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

667,990 333,995 1,001,986 500,993 1,502,980 751,490 375,745 1,127,236 563,618 281,809 845,428 422,714 211,357 634,072 317,036 158,518 79,259 237,778 118,889 356,668 178,334 89,167 267,502 133,751 401,254 200,627 601,882 300,941 902,824 451,412 225,706 112,853 338,560 169,280 84,640 42,320 21,160 10,580 5,290 2,645 7,936 3,968 1,984 992 496 248 124 62 31 94 47 142 71 214 107 322 161 484 242 121

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