2³ × 5 × 17 × 977

Prime Factor Structure

Factorization String 2^3 × 5 × 17 × 977

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 1,584,360

Proper Divisor Sum 920,000

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #664357 ← → #664369

1 2 4 5 8 10 17 20 34 40 68 85 136 170 340 680 977 1,954 3,908 4,885 7,816 9,770 16,609 19,540 33,218 39,080 66,436 83,045 132,872 166,090 332,180 664,360

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

664,360 332,180 166,090 83,045 249,136 124,568 62,284 31,142 15,571 46,714 23,357 70,072 35,036 17,518 8,759 26,278 13,139 39,418 19,709 59,128 29,564 14,782 7,391 22,174 11,087 33,262 16,631 49,894 24,947 74,842 37,421 112,264 56,132 28,066 14,033 42,100 21,050 10,525 31,576 15,788 7,894 3,947 11,842 5,921 17,764 8,882 4,441 13,324 6,662 3,331 9,994 4,997 14,992 7,496 3,748 1,874 937 2,812 1,406 703

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