3² × 23 × 37 × 67

Prime Factor Structure

Factorization String 3^2 × 23 × 37 × 67

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 806,208

Proper Divisor Sum 293,055

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #513137 ← → #513157

1 3 9 23 37 67 69 111 201 207 333 603 851 1,541 2,479 2,553 4,623 7,437 7,659 13,869 22,311 57,017 171,051 513,153

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

513,153 1,539,460 769,730 384,865 1,154,596 577,298 288,649 865,948 432,974 216,487 649,462 324,731 974,194 487,097 1,461,292 730,646 365,323 1,095,970 547,985 1,643,956 821,978 410,989 1,232,968 616,484 308,242 154,121 462,364 231,182 115,591 346,774 173,387 520,162 260,081 780,244 390,122 195,061 585,184 292,592 146,296 73,148 36,574 18,287 54,862 27,431 82,294 41,147 123,442 61,721 185,164 92,582 46,291 138,874 69,437 208,312 104,156 52,078 26,039 78,118 39,059 117,178

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