2³ × 13 × 53 × 3881

Prime Factor Structure

Factorization String 2^3 × 13 × 53 × 3881

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 44,021,880

Proper Divisor Sum 22,629,808

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #21392071 ← → #21392099

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

21,392,072 10,696,036 5,348,018 2,674,009 8,022,028 4,011,014 2,005,507 6,016,522 3,008,261 9,024,784 4,512,392 2,256,196 1,128,098 564,049 1,692,148 846,074 423,037 1,269,112 634,556 317,278 158,639 475,918 237,959 713,878 356,939 1,070,818 535,409 1,606,228 803,114 401,557 1,204,672 602,336 301,168 150,584 75,292 37,646 18,823 56,470 28,235 84,706 42,353 127,060 63,530 31,765 95,296 47,648 23,824 11,912 5,956 2,978 1,489 4,468 2,234 1,117 3,352 1,676 838 419 1,258 629

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