7 × 79 × 401

Prime Factor Structure

Factorization String 7 × 79 × 401

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 257,280

Proper Divisor Sum 35,527

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #221747 ← → #221773

1 7 79 401 553 2,807 31,679 221,753

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

221,753 665,260 332,630 166,315 498,946 249,473 748,420 374,210 187,105 561,316 280,658 140,329 420,988 210,494 105,247 315,742 157,871 473,614 236,807 710,422 355,211 1,065,634 532,817 1,598,452 799,226 399,613 1,198,840 599,420 299,710 149,855 449,566 224,783 674,350 337,175 1,011,526 505,763 1,517,290 758,645 2,275,936 1,137,968 568,984 284,492 142,246 71,123 213,370 106,685 320,056 160,028 80,014 40,007 120,022 60,011 180,034 90,017 270,052 135,026 67,513 202,540 101,270 50,635

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