2² × 3² × 17 × 31 × 43

Prime Factor Structure

Factorization String 2^2 × 3^2 × 17 × 31 × 43

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 72

Divisor Sum (σ) 2,306,304

Proper Divisor Sum 1,490,508

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #815729 ← → #815809

1 2 3 4 6 9 12 17 18 31 34 36 43 51 62 68 86 93 102 124 129 153 172 186 204 258 279 306 372 387 516 527 558 612 731 774 1,054 1,116 1,333 1,462 1,548 1,581 2,108 2,193 2,666 2,924 3,162 3,999 4,386 4,743 5,332 6,324 6,579 7,998 8,772 9,486 11,997 13,158 15,996 18,972

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

815,796 407,898 203,949 611,848 305,924 152,962 76,481 229,444 114,722 57,361 172,084 86,042 43,021 129,064 64,532 32,266 16,133 48,400 24,200 12,100 6,050 3,025 9,076 4,538 2,269 6,808 3,404 1,702 851 2,554 1,277 3,832 1,916 958 479 1,438 719 2,158 1,079 3,238 1,619 4,858 2,429 7,288 3,644 1,822 911 2,734 1,367 4,102 2,051 6,154 3,077 9,232 4,616 2,308 1,154 577 1,732 866

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