3² × 5 × 7 × 13 × 151

Prime Factor Structure

Factorization String 3^2 × 5 × 7 × 13 × 151

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 48

Divisor Sum (σ) 1,327,872

Proper Divisor Sum 709,527

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #618337 ← → #618347

1 3 5 7 9 13 15 21 35 39 45 63 65 91 105 117 151 195 273 315 453 455 585 755 819 1,057 1,359 1,365 1,963 2,265 3,171 4,095 5,285 5,889 6,795 9,513 9,815 13,741 15,855 17,667 29,445 41,223 47,565 68,705 88,335 123,669 206,115 618,345

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

618,345 1,855,036 927,518 463,759 1,391,278 695,639 2,086,918 1,043,459 3,130,378 1,565,189 4,695,568 2,347,784 1,173,892 586,946 293,473 880,420 440,210 220,105 660,316 330,158 165,079 495,238 247,619 742,858 371,429 1,114,288 557,144 278,572 139,286 69,643 208,930 104,465 313,396 156,698 78,349 235,048 117,524 58,762 29,381 88,144 44,072 22,036 11,018 5,509 16,528 8,264 4,132 2,066 1,033 3,100 1,550 775 2,326 1,163 3,490 1,745 5,236 2,618 1,309 3,928

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