3 × 11 × 37 × 443

Prime Factor Structure

Factorization String 3 × 11 × 37 × 443

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 809,856

Proper Divisor Sum 268,953

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #540901 ← → #540907

1 3 11 33 37 111 407 443 1,221 1,329 4,873 14,619 16,391 49,173 180,301 540,903

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

540,903 1,622,710 811,355 2,434,066 1,217,033 3,651,100 1,825,550 912,775 2,738,326 1,369,163 4,107,490 2,053,745 6,161,236 3,080,618 1,540,309 4,620,928 2,310,464 1,155,232 577,616 288,808 144,404 72,202 36,101 108,304 54,152 27,076 13,538 6,769 20,308 10,154 5,077 15,232 7,616 3,808 1,904 952 476 238 119 358 179 538 269 808 404 202 101 304 152 76 38 19 58 29 88 44 22 11 34 17

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