2,596,426

2 × 7 × 19 × 43 × 227

2,596,426 has digital root 7. The neighboring primes are 2596387 and 2596439; its proper-divisor sum differs from the starting integer by -377,492.

Prime Factor Structure

Factorization String 2 × 7 × 19 × 43 × 227

Distinct Prime Factors 5

Square Status No

Abundance Measure Deficient

Total Divisors 32

Divisor Sum (σ) 4,815,360

Proper Divisor Sum 2,218,934

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #2596387 ← → #2596439

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

2,596,426 1,298,213 3,894,640 1,947,320 973,660 486,830 243,415 730,246 365,123 1,095,370 547,685 1,643,056 821,528 410,764 205,382 102,691 308,074 154,037 462,112 231,056 115,528 57,764 28,882 14,441 43,324 21,662 10,831 32,494 16,247 48,742 24,371 73,114 36,557 109,672 54,836 27,418 13,709 41,128 20,564 10,282 5,141 15,424 7,712 3,856 1,928 964 482 241 724 362 181 544 272 136 68 34 17 52 26 13