2,509,689

3 × 7 × 13 × 29 × 317

2,509,689 is odd and not a perfect square. Its factorization is 3 × 7 × 13 × 29 × 317 and its 32 divisors sum to 4,273,920.

Prime Factor Structure

Factorization String 3 × 7 × 13 × 29 × 317

Distinct Prime Factors 5

Square Status No

Abundance Measure Deficient

Total Divisors 32

Divisor Sum (σ) 4,273,920

Proper Divisor Sum 1,764,231

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #2509687 ← → #2509721

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

2,509,689 7,529,068 3,764,534 1,882,267 5,646,802 2,823,401 8,470,204 4,235,102 2,117,551 6,352,654 3,176,327 9,528,982 4,764,491 14,293,474 7,146,737 21,440,212 10,720,106 5,360,053 16,080,160 8,040,080 4,020,040 2,010,020 1,005,010 502,505 1,507,516 753,758 376,879 1,130,638 565,319 1,695,958 847,979 2,543,938 1,271,969 3,815,908 1,907,954 953,977 2,861,932 1,430,966 715,483 2,146,450 1,073,225 3,219,676 1,609,838 804,919 2,414,758 1,207,379 3,622,138 1,811,069 5,433,208 2,716,604 1,358,302 679,151 2,037,454 1,018,727 3,056,182 1,528,091 4,584,274 2,292,137 6,876,412 3,438,206