397 × 853

Prime Factor Structure

Factorization String 397 × 853

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 339,892

Proper Divisor Sum 1,251

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #338609 ← → #338659

1 397 853 338,641

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

338,641 1,015,924 507,962 253,981 761,944 380,972 190,486 95,243 285,730 142,865 428,596 214,298 107,149 321,448 160,724 80,362 40,181 120,544 60,272 30,136 15,068 7,534 3,767 11,302 5,651 16,954 8,477 25,432 12,716 6,358 3,179 9,538 4,769 14,308 7,154 3,577 10,732 5,366 2,683 8,050 4,025 12,076 6,038 3,019 9,058 4,529 13,588 6,794 3,397 10,192 5,096 2,548 1,274 637 1,912 956 478 239 718 359

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