3 × 5 × 17² × 1993

Prime Factor Structure

Factorization String 3 × 5 × 17^2 × 1993

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 14,691,792

Proper Divisor Sum 6,052,137

Digit Sum / Digital Root 42 (Root: 6)

Adjacent Primes #8639647 ← → #8639663

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

8,639,655 25,918,966 12,959,483 38,878,450 19,439,225 58,317,676 29,158,838 14,579,419 43,738,258 21,869,129 65,607,388 32,803,694 16,401,847 49,205,542 24,602,771 73,808,314 36,904,157 110,712,472 55,356,236 27,678,118 13,839,059 41,517,178 20,758,589 62,275,768 31,137,884 15,568,942 7,784,471 23,353,414 11,676,707 35,030,122 17,515,061 52,545,184 26,272,592 13,136,296 6,568,148 3,284,074 1,642,037 4,926,112 2,463,056 1,231,528 615,764 307,882 153,941 461,824 230,912 115,456 57,728 28,864 14,432 7,216 3,608 1,804 902 451 1,354 677 2,032 1,016 508 254

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