5² × 131 × 647

Prime Factor Structure

Factorization String 5^2 × 131 × 647

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 2,651,616

Proper Divisor Sum 532,691

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #2118923 ← → #2118959

1 5 25 131 647 655 3,235 3,275 16,175 84,757 423,785 2,118,925

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

2,118,925 6,356,776 3,178,388 1,589,194 794,597 2,383,792 1,191,896 595,948 297,974 148,987 446,962 223,481 670,444 335,222 167,611 502,834 251,417 754,252 377,126 188,563 565,690 282,845 848,536 424,268 212,134 106,067 318,202 159,101 477,304 238,652 119,326 59,663 178,990 89,495 268,486 134,243 402,730 201,365 604,096 302,048 151,024 75,512 37,756 18,878 9,439 28,318 14,159 42,478 21,239 63,718 31,859 95,578 47,789 143,368 71,684 35,842 17,921 53,764 26,882 13,441

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