2,515,920

2⁴ × 3 × 5 × 11 × 953

2,515,920 has digital root 6. The neighboring primes are 2515907 and 2515921; its proper-divisor sum differs from the starting integer by 3,485,472.

Prime Factor Structure

Factorization String 2^4 × 3 × 5 × 11 × 953

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Total Divisors 80

Divisor Sum (σ) 8,517,312

Proper Divisor Sum 6,001,392

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #2515907 ← → #2515921

1 2 3 4 5 6 8 10 11 12 15 16 20 22 24 30 33 40 44 48 55 60 66 80 88 110 120 132 165 176 220 240 264 330 440 528 660 880 953 1,320 1,906 2,640 2,859 3,812 4,765 5,718 7,624 9,530 10,483 11,436 14,295 15,248 19,060 20,966 22,872 28,590 31,449 38,120 41,932 45,744

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