2² × 5 × 31 × 109

Prime Factor Structure

Factorization String 2^2 × 5 × 31 × 109

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 147,840

Proper Divisor Sum 80,260

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #67579 ← → #67589

1 2 4 5 10 20 31 62 109 124 155 218 310 436 545 620 1,090 2,180 3,379 6,758 13,516 16,895 33,790 67,580

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

67,580 33,790 16,895 50,686 25,343 76,030 38,015 114,046 57,023 171,070 85,535 256,606 128,303 384,910 192,455 577,366 288,683 866,050 433,025 1,299,076 649,538 324,769 974,308 487,154 243,577 730,732 365,366 182,683 548,050 274,025 822,076 411,038 205,519 616,558 308,279 924,838 462,419 1,387,258 693,629 2,080,888 1,040,444 520,222 260,111 780,334 390,167 1,170,502 585,251 1,755,754 877,877 2,633,632 1,316,816 658,408 329,204 164,602 82,301 246,904 123,452 61,726 30,863 92,590

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