13 × 31³

Prime Factor Structure

Factorization String 13 × 31^3

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 430,976

Proper Divisor Sum 43,693

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #387281 ← → #387307

1 13 31 403 961 12,493 29,791 387,283

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

387,283 1,161,850 580,925 1,742,776 871,388 435,694 217,847 653,542 326,771 980,314 490,157 1,470,472 735,236 367,618 183,809 551,428 275,714 137,857 413,572 206,786 103,393 310,180 155,090 77,545 232,636 116,318 58,159 174,478 87,239 261,718 130,859 392,578 196,289 588,868 294,434 147,217 441,652 220,826 110,413 331,240 165,620 82,810 41,405 124,216 62,108 31,054 15,527 46,582 23,291 69,874 34,937 104,812 52,406 26,203 78,610 39,305 117,916 58,958 29,479 88,438

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