2,122,400

2⁵ × 5² × 7 × 379

2,122,400 has the prime decomposition 2^5 × 5^2 × 7 × 379. Its 4 distinct prime factors produce 72 positive divisors.

Prime Factor Structure

Factorization String 2^5 × 5^2 × 7 × 379

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Total Divisors 72

Divisor Sum (σ) 5,937,120

Proper Divisor Sum 3,814,720

Digit Sum / Digital Root 11 (Root: 2)

Adjacent Primes #2122381 ← → #2122409

1 2 4 5 7 8 10 14 16 20 25 28 32 35 40 50 56 70 80 100 112 140 160 175 200 224 280 350 379 400 560 700 758 800 1,120 1,400 1,516 1,895 2,653 2,800 3,032 3,790 5,306 5,600 6,064 7,580 9,475 10,612 12,128 13,265 15,160 18,950 21,224 26,530 30,320 37,900 42,448 53,060 60,640 66,325

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