4,378,972

2² × 13 × 84211

Prime Factor Structure

Factorization String 2^2 × 13 × 84211

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Total Divisors 12

Divisor Sum (σ) 8,252,776

Proper Divisor Sum 3,873,804

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #4378963 ← → #4378981

1 2 4 13 26 52 84,211 168,422 336,844 1,094,743 2,189,486 4,378,972

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

4,378,972 2,189,486 1,094,743 3,284,230 1,642,115 4,926,346 2,463,173 7,389,520 3,694,760 1,847,380 923,690 461,845 1,385,536 692,768 346,384 173,192 86,596 43,298 21,649 64,948 32,474 16,237 48,712 24,356 12,178 6,089 18,268 9,134 4,567 13,702 6,851 20,554 10,277 30,832 15,416 7,708 3,854 1,927 5,782 2,891 8,674 4,337 13,012 6,506 3,253 9,760 4,880 2,440 1,220 610 305 916 458 229 688 344 172 86 43 130

Browse other published profiles and their separate link collections.