3 × 31 × 61 × 127

Prime Factor Structure

Factorization String 3 × 31 × 61 × 127

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,015,808

Proper Divisor Sum 295,337

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #720439 ← → #720481

1 3 31 61 93 127 183 381 1,891 3,937 5,673 7,747 11,811 23,241 240,157 720,471

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

720,471 2,161,414 1,080,707 3,242,122 1,621,061 4,863,184 2,431,592 1,215,796 607,898 303,949 911,848 455,924 227,962 113,981 341,944 170,972 85,486 42,743 128,230 64,115 192,346 96,173 288,520 144,260 72,130 36,065 108,196 54,098 27,049 81,148 40,574 20,287 60,862 30,431 91,294 45,647 136,942 68,471 205,414 102,707 308,122 154,061 462,184 231,092 115,546 57,773 173,320 86,660 43,330 21,665 64,996 32,498 16,249 48,748 24,374 12,187 36,562 18,281 54,844 27,422

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