4,122,391

7 × 13 × 89 × 509

Prime Factor Structure

Factorization String 7 × 13 × 89 × 509

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Total Divisors 16

Divisor Sum (σ) 5,140,800

Proper Divisor Sum 1,018,409

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #4122343 ← → #4122401

1 7 13 89 91 509 623 1,157 3,563 6,617 8,099 45,301 46,319 317,107 588,913 4,122,391

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

4,122,391 12,367,174 6,183,587 18,550,762 9,275,381 27,826,144 13,913,072 6,956,536 3,478,268 1,739,134 869,567 2,608,702 1,304,351 3,913,054 1,956,527 5,869,582 2,934,791 8,804,374 4,402,187 13,206,562 6,603,281 19,809,844 9,904,922 4,952,461 14,857,384 7,428,692 3,714,346 1,857,173 5,571,520 2,785,760 1,392,880 696,440 348,220 174,110 87,055 261,166 130,583 391,750 195,875 587,626 293,813 881,440 440,720 220,360 110,180 55,090 27,545 82,636 41,318 20,659 61,978 30,989 92,968 46,484 23,242 11,621 34,864 17,432 8,716 4,358

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