3 × 5 × 31 × 443

Prime Factor Structure

Factorization String 3 × 5 × 31 × 443

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 340,992

Proper Divisor Sum 134,997

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #205993 ← → #206009

1 3 5 15 31 93 155 443 465 1,329 2,215 6,645 13,733 41,199 68,665 205,995

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

205,995 617,986 308,993 926,980 463,490 231,745 695,236 347,618 173,809 521,428 260,714 130,357 391,072 195,536 97,768 48,884 24,442 12,221 36,664 18,332 9,166 4,583 13,750 6,875 20,626 10,313 30,940 15,470 7,735 23,206 11,603 34,810 17,405 52,216 26,108 13,054 6,527 19,582 9,791 29,374 14,687 44,062 22,031 66,094 33,047 99,142 49,571 148,714 74,357 223,072 111,536 55,768 27,884 13,942 6,971 20,914 10,457 31,372 15,686 7,843

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