2³ × 3 × 199 × 4457

Prime Factor Structure

Factorization String 2^3 × 3 × 199 × 4457

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 53,496,000

Proper Divisor Sum 32,209,368

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #21286627 ← → #21286633

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

21,286,632 10,643,316 5,321,658 2,660,829 7,982,488 3,991,244 1,995,622 997,811 2,993,434 1,496,717 4,490,152 2,245,076 1,122,538 561,269 1,683,808 841,904 420,952 210,476 105,238 52,619 157,858 78,929 236,788 118,394 59,197 177,592 88,796 44,398 22,199 66,598 33,299 99,898 49,949 149,848 74,924 37,462 18,731 56,194 28,097 84,292 42,146 21,073 63,220 31,610 15,805 47,416 23,708 11,854 5,927 17,782 8,891 26,674 13,337 40,012 20,006 10,003 30,010 15,005 45,016 22,508

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