3,998,917

13 × 307609

Prime Factor Structure

Factorization String 13 × 307609

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Total Divisors 4

Divisor Sum (σ) 4,306,540

Proper Divisor Sum 307,623

Digit Sum / Digital Root 46 (Root: 1)

Adjacent Primes #3998899 ← → #3998959

1 13 307,609 3,998,917

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

3,998,917 11,996,752 5,998,376 2,999,188 1,499,594 749,797 2,249,392 1,124,696 562,348 281,174 140,587 421,762 210,881 632,644 316,322 158,161 474,484 237,242 118,621 355,864 177,932 88,966 44,483 133,450 66,725 200,176 100,088 50,044 25,022 12,511 37,534 18,767 56,302 28,151 84,454 42,227 126,682 63,341 190,024 95,012 47,506 23,753 71,260 35,630 17,815 53,446 26,723 80,170 40,085 120,256 60,128 30,064 15,032 7,516 3,758 1,879 5,638 2,819 8,458 4,229

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