2² × 13 × 103 × 157

Prime Factor Structure

Factorization String 2^2 × 13 × 103 × 157

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 1,610,336

Proper Divisor Sum 769,444

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #840863 ← → #840907

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

840,892 420,446 210,223 630,670 315,335 946,006 473,003 1,419,010 709,505 2,128,516 1,064,258 532,129 1,596,388 798,194 399,097 1,197,292 598,646 299,323 897,970 448,985 1,346,956 673,478 336,739 1,010,218 505,109 1,515,328 757,664 378,832 189,416 94,708 47,354 23,677 71,032 35,516 17,758 8,879 26,638 13,319 39,958 19,979 59,938 29,969 89,908 44,954 22,477 67,432 33,716 16,858 8,429 25,288 12,644 6,322 3,161 9,484 4,742 2,371 7,114 3,557 10,672 5,336

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