5² × 257 × 619

Prime Factor Structure

Factorization String 5^2 × 257 × 619

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 4,958,760

Proper Divisor Sum 981,685

Digit Sum / Digital Root 38 (Root: 2)

Adjacent Primes #3977069 ← → #3977081

1 5 25 257 619 1,285 3,095 6,425 15,475 159,083 795,415 3,977,075

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

3,977,075 11,931,226 5,965,613 17,896,840 8,948,420 4,474,210 2,237,105 6,711,316 3,355,658 1,677,829 5,033,488 2,516,744 1,258,372 629,186 314,593 943,780 471,890 235,945 707,836 353,918 176,959 530,878 265,439 796,318 398,159 1,194,478 597,239 1,791,718 895,859 2,687,578 1,343,789 4,031,368 2,015,684 1,007,842 503,921 1,511,764 755,882 377,941 1,133,824 566,912 283,456 141,728 70,864 35,432 17,716 8,858 4,429 13,288 6,644 3,322 1,661 4,984 2,492 1,246 623 1,870 935 2,806 1,403 4,210

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