3² × 397 × 431

Prime Factor Structure

Factorization String 3^2 × 397 × 431

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 2,235,168

Proper Divisor Sum 695,205

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #1539961 ← → #1539971

1 3 9 397 431 1,191 1,293 3,573 3,879 171,107 513,321 1,539,963

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

1,539,963 4,619,890 2,309,945 6,929,836 3,464,918 1,732,459 5,197,378 2,598,689 7,796,068 3,898,034 1,949,017 5,847,052 2,923,526 1,461,763 4,385,290 2,192,645 6,577,936 3,288,968 1,644,484 822,242 411,121 1,233,364 616,682 308,341 925,024 462,512 231,256 115,628 57,814 28,907 86,722 43,361 130,084 65,042 32,521 97,564 48,782 24,391 73,174 36,587 109,762 54,881 164,644 82,322 41,161 123,484 61,742 30,871 92,614 46,307 138,922 69,461 208,384 104,192 52,096 26,048 13,024 6,512 3,256 1,628

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