5 × 31 × 1399

Prime Factor Structure

Factorization String 5 × 31 × 1399

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 268,800

Proper Divisor Sum 51,955

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #216841 ← → #216851

1 5 31 155 1,399 6,995 43,369 216,845

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

216,845 650,536 325,268 162,634 81,317 243,952 121,976 60,988 30,494 15,247 45,742 22,871 68,614 34,307 102,922 51,461 154,384 77,192 38,596 19,298 9,649 28,948 14,474 7,237 21,712 10,856 5,428 2,714 1,357 4,072 2,036 1,018 509 1,528 764 382 191 574 287 862 431 1,294 647 1,942 971 2,914 1,457 4,372 2,186 1,093 3,280 1,640 820 410 205 616 308 154 77 232

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