2,190,409

13³ × 997

Prime Factor Structure

Factorization String 13^3 × 997

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Total Divisors 8

Divisor Sum (σ) 2,375,240

Proper Divisor Sum 184,831

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #2190407 ← → #2190413

1 13 169 997 2,197 12,961 168,493 2,190,409

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

2,190,409 6,571,228 3,285,614 1,642,807 4,928,422 2,464,211 7,392,634 3,696,317 11,088,952 5,544,476 2,772,238 1,386,119 4,158,358 2,079,179 6,237,538 3,118,769 9,356,308 4,678,154 2,339,077 7,017,232 3,508,616 1,754,308 877,154 438,577 1,315,732 657,866 328,933 986,800 493,400 246,700 123,350 61,675 185,026 92,513 277,540 138,770 69,385 208,156 104,078 52,039 156,118 78,059 234,178 117,089 351,268 175,634 87,817 263,452 131,726 65,863 197,590 98,795 296,386 148,193 444,580 222,290 111,145 333,436 166,718 83,359

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