4,134,326

2 × 7² × 42187

4,134,326 has digital root 5. The neighboring primes are 4134323 and 4134329; its proper-divisor sum differs from the starting integer by -1,054,504.

Prime Factor Structure

Factorization String 2 × 7^2 × 42187

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Total Divisors 12

Divisor Sum (σ) 7,214,148

Proper Divisor Sum 3,079,822

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #4134323 ← → #4134329

1 2 7 14 49 98 42,187 84,374 295,309 590,618 2,067,163 4,134,326

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

4,134,326 2,067,163 6,201,490 3,100,745 9,302,236 4,651,118 2,325,559 6,976,678 3,488,339 10,465,018 5,232,509 15,697,528 7,848,764 3,924,382 1,962,191 5,886,574 2,943,287 8,829,862 4,414,931 13,244,794 6,622,397 19,867,192 9,933,596 4,966,798 2,483,399 7,450,198 3,725,099 11,175,298 5,587,649 16,762,948 8,381,474 4,190,737 12,572,212 6,286,106 3,143,053 9,429,160 4,714,580 2,357,290 1,178,645 3,535,936 1,767,968 883,984 441,992 220,996 110,498 55,249 165,748 82,874 41,437 124,312 62,156 31,078 15,539 46,618 23,309 69,928 34,964 17,482 8,741 26,224