2² × 13 × 19 × 421

Prime Factor Structure

Factorization String 2^2 × 13 × 19 × 421

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 827,120

Proper Divisor Sum 411,172

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #415937 ← → #415949

1 2 4 13 19 26 38 52 76 247 421 494 842 988 1,684 5,473 7,999 10,946 15,998 21,892 31,996 103,987 207,974 415,948

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

415,948 207,974 103,987 311,962 155,981 467,944 233,972 116,986 58,493 175,480 87,740 43,870 21,935 65,806 32,903 98,710 49,355 148,066 74,033 222,100 111,050 55,525 166,576 83,288 41,644 20,822 10,411 31,234 15,617 46,852 23,426 11,713 35,140 17,570 8,785 26,356 13,178 6,589 19,768 9,884 4,942 2,471 7,414 3,707 11,122 5,561 16,684 8,342 4,171 12,514 6,257 18,772 9,386 4,693 14,080 7,040 3,520 1,760 880 440

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